{"product_id":"4945-series-rf-comprehensive-tester-yc-ti-ct-0004","title":"YC-TI-CT-0004 | 4945 Series Wireless Communication Comprehensive Tester","description":"\u003cdiv class=\"yc-product-description\" data-web-model=\"YC-TI-CT-0004\"\u003e\u003ch3\u003eProduct overview\u003c\/h3\u003e\u003cp\u003eThe 4945 series integrates RF generation, analog demodulation, wideband\/narrowband power, audio analysis and guided automatic testing for radio equipment production, commissioning and maintenance. 4945B and 4945C provide different frequency configurations; vector, hopping, BER and oscilloscope functions are selectable options.\u003c\/p\u003e\n\u003ch3\u003eModels and frequency ranges\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eManufacturer model\u003c\/th\u003e\u003cth\u003eConstruction\u003c\/th\u003e\u003cth\u003eRF source\u003c\/th\u003e\u003cth\u003eSwept spectrum analysis\u003c\/th\u003e\u003cth\u003eWideband power\u003c\/th\u003e\u003cth\u003eNarrowband power \/ frequency error \/ demodulation\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e4945B\u003c\/td\u003e\u003ctd\u003ePortable\u003c\/td\u003e\u003ctd\u003e1 MHz-1.05 GHz (usable down to 100 kHz)\u003c\/td\u003e\u003ctd\u003e100 kHz-1.05 GHz\u003c\/td\u003e\u003ctd\u003e400 kHz-1.05 GHz\u003c\/td\u003e\u003ctd\u003e300 kHz-1.05 GHz (low-frequency operation depends on narrow IF bandwidth)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945C\u003c\/td\u003e\u003ctd\u003ePortable\u003c\/td\u003e\u003ctd\u003e1 MHz-3 GHz (usable down to 100 kHz)\u003c\/td\u003e\u003ctd\u003e100 kHz-3 GHz\u003c\/td\u003e\u003ctd\u003e400 kHz-3 GHz\u003c\/td\u003e\u003ctd\u003e300 kHz-3 GHz (low-frequency operation depends on narrow IF bandwidth)\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eGeneral specifications and interfaces\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eDisplay and operation\u003c\/td\u003e\u003ctd\u003e10.4-inch resistive touchscreen; Chinese\/English menus and selectable interface colors; up to 4 simultaneous function windows\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eInternal timebase frequency\u003c\/td\u003e\u003ctd\u003e10 MHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eTimebase aging\u003c\/td\u003e\u003ctd\u003e1×10^-7\/year\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eTimebase temperature stability\u003c\/td\u003e\u003ctd\u003e±0.05 ppm (0-50°C)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eOperating temperature\u003c\/td\u003e\u003ctd\u003e0 to +50°C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eStorage temperature\u003c\/td\u003e\u003ctd\u003e-40 to +70°C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDimensions (W×H×D)\u003c\/td\u003e\u003ctd\u003e426×222×180 mm (excluding handle and accessories)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eWeight\u003c\/td\u003e\u003ctd\u003e≤12 kg\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eExternal AC supply\u003c\/td\u003e\u003ctd\u003e220 V±10%; 50 Hz±5%\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eExternal DC supply\u003c\/td\u003e\u003ctd\u003e24 V±2 V (accepts down to 16 V)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eInternal battery\u003c\/td\u003e\u003ctd\u003eRechargeable in the instrument; capacity ≥11000 mAh; option 4945-H01\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003ePower consumption\u003c\/td\u003e\u003ctd\u003e\u0026lt;80 W\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCooling\u003c\/td\u003e\u003ctd\u003eInternal forced-air cooling\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eGEN port\u003c\/td\u003e\u003ctd\u003eTNC\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eT\/R port\u003c\/td\u003e\u003ctd\u003eN-type\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eANT port\u003c\/td\u003e\u003ctd\u003eTNC\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eAudio and oscilloscope interfaces\u003c\/td\u003e\u003ctd\u003eBNC: audio input, audio output, oscilloscope input and related interfaces; oscilloscope functionality is optional\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eControl and expansion interfaces\u003c\/td\u003e\u003ctd\u003eLAN for remote control, 26-pin test bus, USB-host and related interfaces\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eRF signal generation\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eFrequency resolution\u003c\/td\u003e\u003ctd\u003e1 Hz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eGEN output level\u003c\/td\u003e\u003ctd\u003e-120 to +5 dBm; maximum 0 dBm with modulation\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eT\/R output level\u003c\/td\u003e\u003ctd\u003e-130 to -35 dBm\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eLevel resolution\u003c\/td\u003e\u003ctd\u003e0.1 dB\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eLevel accuracy\u003c\/td\u003e\u003ctd\u003e±1.5 dB (≥-110 dBm); ±2.0 dB (\u0026lt;-110 dBm)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eSSB phase noise\u003c\/td\u003e\u003ctd\u003e-93 dBc\/Hz@20 kHz (≤1.05 GHz); -90 dBc\/Hz@20 kHz (\u0026gt;1.05 GHz)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eHarmonics\u003c\/td\u003e\u003ctd\u003eBetter than -25 dBc (\u0026gt;1 MHz, ≤0 dBm)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eNon-harmonic spurious\u003c\/td\u003e\u003ctd\u003eBetter than -35 dBc (\u0026gt;1 MHz, +5 dBm output)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eInternal analog modulation source\u003c\/td\u003e\u003ctd\u003eSine, square, triangle, sawtooth and dual tone (simulated pilot tone)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eInternal FM\u003c\/td\u003e\u003ctd\u003eMaximum deviation 150 kHz; accuracy ±5% (deviation 5-150 kHz); modulation rate 20 Hz-20 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eInternal AM\u003c\/td\u003e\u003ctd\u003eDepth 0-100%; accuracy ±5% (relative, depth 10-90%); modulation rate 20 Hz-20 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eInternal SSB\u003c\/td\u003e\u003ctd\u003eUSB or LSB; modulation rate 300 Hz-5 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eExternal FM\/AM\/SSB\u003c\/td\u003e\u003ctd\u003eFM\/AM rate 20 Hz-15 kHz; SSB rate 300 Hz-3 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eVector signal generation (option 4945-S01)\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eModulation formats\u003c\/td\u003e\u003ctd\u003e2ASK, 2FSK, MSK, BPSK, QPSK, 8PSK, 16QAM\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMaximum modulation bandwidth\u003c\/td\u003e\u003ctd\u003e10 MHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMaximum symbol rate\u003c\/td\u003e\u003ctd\u003e5 MHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eData sources\u003c\/td\u003e\u003ctd\u003ePRBS, all 0, all 1, alternating 01 and external digital data\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFilters\u003c\/td\u003e\u003ctd\u003eRC, RRC, GAUSS\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eEVM\u003c\/td\u003e\u003ctd\u003e≤2% rms (symbol rate ≤1 MHz); ≤3% rms (symbol rate \u0026gt;1 MHz)\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eFrequency-hopping generation (option 4945-S03)\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eMaximum instantaneous bandwidth\u003c\/td\u003e\u003ctd\u003e60 MHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMaximum non-repeating hop pattern length\u003c\/td\u003e\u003ctd\u003e4000\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFrequency switching time\u003c\/td\u003e\u003ctd\u003e\u0026lt;10 μs\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMaximum hop rate\u003c\/td\u003e\u003ctd\u003e100000 hops\/s\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eHop modes\u003c\/td\u003e\u003ctd\u003eInternal repeated stepping and external frequency control\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eWideband power measurements\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eANT measurement range\u003c\/td\u003e\u003ctd\u003e0.1-100 mW\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eT\/R measurement range\u003c\/td\u003e\u003ctd\u003e100 mW-150 W\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eHigh-power input timing\u003c\/td\u003e\u003ctd\u003eAt \u0026gt;40 W, a single continuous input lasts ≤1 minute; the interval between successive inputs is ≥2 minutes\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMeasurement accuracy\u003c\/td\u003e\u003ctd\u003e15% (≤120 W, CW or frequency modulation)\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eNarrowband power and frequency error\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eT\/R narrowband power range\u003c\/td\u003e\u003ctd\u003e-40 to +51 dBm (low-power operation depends on narrow IF bandwidth)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eANT narrowband power range\u003c\/td\u003e\u003ctd\u003e-80 to +10 dBm (low-power operation depends on narrow IF bandwidth)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003ePower measurement accuracy\u003c\/td\u003e\u003ctd\u003e±2 dB\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eReceiver bandwidths\u003c\/td\u003e\u003ctd\u003e6.25, 8.33, 10, 12.5, 25, 30, 100, 300 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFrequency error meter accuracy\u003c\/td\u003e\u003ctd\u003eFrequency standard ±1 Hz\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eSwept spectrum analysis\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eSpan\u003c\/td\u003e\u003ctd\u003e0 Hz to the full frequency range of the selected 4945B or 4945C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eLevel accuracy\u003c\/td\u003e\u003ctd\u003e±1.5 dB\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eLowest displayed average noise level\u003c\/td\u003e\u003ctd\u003eBetter than -125 dBm (ANT port); -75 dBm (T\/R port)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eResolution bandwidth\u003c\/td\u003e\u003ctd\u003e30 Hz-3 MHz (1-3 stepping)\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eAudio signal generation\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eWaveforms\u003c\/td\u003e\u003ctd\u003eSine, square, triangle and sawtooth\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eSignal types\u003c\/td\u003e\u003ctd\u003eSingle or dual tone; independently adjustable dual-tone frequencies and amplitudes, with adjustable relative phase\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFrequency ranges\u003c\/td\u003e\u003ctd\u003e20 Hz-20 kHz (sine); 20 Hz-4 kHz (square, triangle, sawtooth)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFrequency resolution\u003c\/td\u003e\u003ctd\u003e0.1 Hz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eLevel range\u003c\/td\u003e\u003ctd\u003e1 mV-7 Vrms (10 kΩ load)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eLevel accuracy\u003c\/td\u003e\u003ctd\u003e±5% (10 kΩ load, ≥10 mVrms)\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eAudio signal analysis\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eInput impedance\u003c\/td\u003e\u003ctd\u003e150 Ω, 600 Ω, high impedance\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMaximum input level\u003c\/td\u003e\u003ctd\u003e30 Vrms (high impedance)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eAudio filters\u003c\/td\u003e\u003ctd\u003eLow-pass: 300 Hz, 5 kHz, 15 kHz, 20 kHz; band-pass: 0.3-3.4 kHz, 0.3-5 kHz, 0.3-15 kHz, 0.3-20 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFrequency meter\u003c\/td\u003e\u003ctd\u003e20 Hz-20 kHz; input 20 mV-30 Vrms; resolution 0.1 Hz; accuracy 1 Hz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eLevel meter\u003c\/td\u003e\u003ctd\u003e20 Hz-20 kHz; input 1 mV-30 Vrms; units V, dBV, dBm; accuracy ±5% (high impedance, ≥10 mVrms)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eSINAD meter\u003c\/td\u003e\u003ctd\u003eRange 3-60 dB; accuracy ±1.0 dB (SINAD \u0026gt;3 dB, ≤40 dB, 5 kHz low-pass); frequency 300 Hz-5 kHz; input 0.1-30 Vrms\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDistortion meter\u003c\/td\u003e\u003ctd\u003eRange 0-90%; accuracy \u0026lt;±0.5% (distortion \u0026lt;10%), \u0026lt;±1.0%; frequency 300 Hz-5 kHz; input 0.1-30 Vrms\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eSNR meter\u003c\/td\u003e\u003ctd\u003eRange 3-60 dB; accuracy ±1.0 dB (SNR \u0026gt;20 dB, ≤40 dB); frequency 300 Hz-5 kHz; input 0.1-30 Vrms\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eAnalog demodulation and analysis\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eFormats\u003c\/td\u003e\u003ctd\u003eFM, AM, SSB\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDemodulation bandwidths\u003c\/td\u003e\u003ctd\u003e6.25, 8.33, 10, 12.5, 25, 30, 100, 300 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDemodulated audio filters\u003c\/td\u003e\u003ctd\u003eLow-pass: 300 Hz, 5 kHz, 15 kHz, 20 kHz; band-pass: 0.3-3.4 kHz, 0.3-5 kHz, 0.3-15 kHz, 0.3-20 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDemodulation counter frequency\u003c\/td\u003e\u003ctd\u003e20 Hz-20 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDemodulation counter resolution\u003c\/td\u003e\u003ctd\u003e0.1 Hz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFM\u003c\/td\u003e\u003ctd\u003eDeviation 0-150 kHz; accuracy ±5% (deviation 5-150 kHz, modulation rate 1 kHz); modulation rate 20 Hz-20 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eAM\u003c\/td\u003e\u003ctd\u003eDepth 0-100%; accuracy ±5% (relative, depth 30-90%, modulation rate 1 kHz); modulation rate 20 Hz-20 kHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eSensitivity\u003c\/td\u003e\u003ctd\u003e≤-100 dBm (10 dB SINAD, ANT port)\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eVector demodulation and analysis (option 4945-S02)\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eFormats\u003c\/td\u003e\u003ctd\u003e2ASK, 2FSK, MSK, BPSK, QPSK, 8PSK, 16QAM\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDemodulation bandwidth\u003c\/td\u003e\u003ctd\u003e10 kHz-10 MHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMaximum symbol rate\u003c\/td\u003e\u003ctd\u003e5 MHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFilters\u003c\/td\u003e\u003ctd\u003eRC, RRC, GAUSS\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eFrequency-hopping analysis (option 4945-S04)\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eInstantaneous bandwidths\u003c\/td\u003e\u003ctd\u003e60, 30, 15, 7.5, 3.75, 1.875 MHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCapture memory depth\u003c\/td\u003e\u003ctd\u003e8 Gb\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eAnalysis domains\u003c\/td\u003e\u003ctd\u003eTime-frequency (modulation domain), time-amplitude, time-spectrum (waterfall), spectrum at any captured time\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMinimum time resolution\u003c\/td\u003e\u003ctd\u003e10 ns\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eSingle-capture duration\u003c\/td\u003e\u003ctd\u003e1.3 s (60 MHz bandwidth)\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eDual-channel oscilloscope (option 4945-S05)\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eFrequency range\u003c\/td\u003e\u003ctd\u003eDC-4 MHz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eVertical scale\u003c\/td\u003e\u003ctd\u003e10 mV-10 V\/div (1, 2, 5 stepping)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eHorizontal scale\u003c\/td\u003e\u003ctd\u003e1 μs-1 s\/div (1, 2, 5 stepping)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCoupling\u003c\/td\u003e\u003ctd\u003eDC, AC\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eInput impedance\u003c\/td\u003e\u003ctd\u003e1 MΩ\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eDigital sequence generation and BER measurements (option 4945-S01)\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eData formats\u003c\/td\u003e\u003ctd\u003ePN3, PN5, PN9, PN11\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eBit rate\u003c\/td\u003e\u003ctd\u003e300 bps-1 Mbps (BPSK, MSK, 2FSK, 2ASK)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eBER measurement range\u003c\/td\u003e\u003ctd\u003e0.000001-0.1\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eApplications and operating functions\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eParameter\u003c\/th\u003e\u003cth\u003eSpecification and conditions\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eReceiver testing\u003c\/td\u003e\u003ctd\u003eGenerate FM, AM and SSB signals while measuring demodulated audio frequency, voltage, THD, SINAD and SNR\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eTransmitter testing\u003c\/td\u003e\u003ctd\u003eSimultaneous power, frequency error, modulation and demodulated audio measurements; single\/dual-tone audio generation\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eGuided automatic tests\u003c\/td\u003e\u003ctd\u003eEdit equipment models, parameters and pass limits; control transmit\/receive through PTT; pause for instrument settings or cable changes and then resume\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eResult management\u003c\/td\u003e\u003ctd\u003eStore, view, compare and remotely retrieve results, with pass\/fail indications\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDemodulated speech\u003c\/td\u003e\u003ctd\u003eBuilt-in speaker for real-time analog demodulated speech\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eHopping applications (optional)\u003c\/td\u003e\u003ctd\u003eCapture, store and analyze with three-dimensional spectrum, time-frequency and time-amplitude displays; pulse and transient signal analysis\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdetails class=\"yc-product-options\"\u003e\u003csummary\u003eFunction options and services\u003c\/summary\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eOption code\u003c\/th\u003e\u003cth\u003eDescription\u003c\/th\u003e\u003cth\u003eApplicability\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e4945-H01\u003c\/td\u003e\u003ctd\u003eBattery, capacity 11000 mAh\u003c\/td\u003e\u003ctd\u003eOptional battery operation\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945-S01\u003c\/td\u003e\u003ctd\u003eVector generation and BER measurement software\u003c\/td\u003e\u003ctd\u003eDigital modulation and BER option\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945-S02\u003c\/td\u003e\u003ctd\u003eVector demodulation and analysis software\u003c\/td\u003e\u003ctd\u003eDigital demodulation analysis option\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945-S03\u003c\/td\u003e\u003ctd\u003eFrequency-hopping generation software\u003c\/td\u003e\u003ctd\u003eHopping source option\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945-S04\u003c\/td\u003e\u003ctd\u003eFrequency-hopping analysis software\u003c\/td\u003e\u003ctd\u003eHopping analysis option\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945-S05\u003c\/td\u003e\u003ctd\u003eDual-channel oscilloscope software\u003c\/td\u003e\u003ctd\u003eOscilloscope option\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945B_C-JL\u003c\/td\u003e\u003ctd\u003eMetrology calibration service with a report or calibration certificate\u003c\/td\u003e\u003ctd\u003eService scope as ordered\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945B-EWT1\u003c\/td\u003e\u003ctd\u003e4945B warranty extension for 1 year beyond the normal warranty\u003c\/td\u003e\u003ctd\u003eFor 4945B\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e4945C-EWT1\u003c\/td\u003e\u003ctd\u003e4945C warranty extension for 1 year beyond the normal warranty\u003c\/td\u003e\u003ctd\u003eFor 4945C\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003ch3\u003eIncluded accessories\u003c\/h3\u003e\n\u003cdiv class=\"yc-spec-table-wrap\" style=\"overflow-x:auto;\"\u003e\u003ctable class=\"yc-product-specs\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eAccessory\u003c\/th\u003e\u003cth\u003eQuantity\u003c\/th\u003e\u003cth\u003eDescription\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003ePower cord\u003c\/td\u003e\u003ctd\u003e1\u003c\/td\u003e\u003ctd\u003ePower accessory\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eUser manual (including programming manual)\u003c\/td\u003e\u003ctd\u003e1\u003c\/td\u003e\u003ctd\u003eOperation and programming documentation\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eN-BNC adapter\u003c\/td\u003e\u003ctd\u003e1\u003c\/td\u003e\u003ctd\u003eInterface accessory\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eN-SMA adapter\u003c\/td\u003e\u003ctd\u003e1\u003c\/td\u003e\u003ctd\u003eInterface accessory\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eTNC-SMA adapter\u003c\/td\u003e\u003ctd\u003e2\u003c\/td\u003e\u003ctd\u003eInterface accessory\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eFactory product quality document\u003c\/td\u003e\u003ctd\u003e1\u003c\/td\u003e\u003ctd\u003eSupplied product quality documentation\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eConfiguration and operating notes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e4945B and 4945C have different RF-source, spectrum, wideband-power and demodulation frequency ranges. Select by function and model. Usable down to 100 kHz does not mean every measurement, accuracy specification or port operates from 100 kHz.\u003c\/li\u003e\u003cli\u003e150 W is the stated T\/R wideband power measurement limit, not a continuous 150 W input rating. At \u0026gt;40 W, each continuous input lasts ≤1 minute and successive inputs are separated by ≥2 minutes; 15% accuracy is specified only at ≤120 W with CW or frequency modulation.\u003c\/li\u003e\u003cli\u003eANT and T\/R have different power ranges, spectrum noise levels and connectors; do not interchange their input limits. Narrowband low-frequency and low-power capability depends on narrow IF bandwidth and the selected settings.\u003c\/li\u003e\u003cli\u003eDigital vector generation\/BER testing, digital demodulation, hopping generation\/analysis, the dual-channel oscilloscope and battery are optional. The ordered hardware and software determine the functions included.\u003c\/li\u003e\u003cli\u003e7 Vrms output is specified with a 10 kΩ load; 30 Vrms input is the high-impedance limit. Audio accuracy also requires the stated frequencies, levels and filters. Vrms is RMS voltage and must not be confused with peak voltage.\u003c\/li\u003e\u003cli\u003eThe photo represents a 4945C configuration. 4945B and selected options are supplied according to the order. Included quantities are listed in the table; metrology, warranty extension and additional accessories are separate selections. The factory quality document is not an ISO or third-party calibration certificate.\u003c\/li\u003e\u003cli\u003eProvide the device, frequencies, modulation formats, power, interfaces, options and quantity. Delivery, calibration services and warranty terms are defined in the formal quotation.\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"\/pages\/contact?sku=YC-TI-CT-0004\"\u003eContact us for a quotation\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e","brand":"Shanghai Yanchuan Information Technology Co., Ltd.","offers":[{"title":"Default Title","offer_id":48741776883953,"sku":"YC-TI-CT-0004","price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/0170\/8017\/files\/YC-TI-CT-0004_4945C_photo_v2.png?v=1791708508","url":"https:\/\/www.shanghaiyanchuan.com\/products\/4945-series-rf-comprehensive-tester-yc-ti-ct-0004","provider":"上海研川信息科技有限公司","version":"1.0","type":"link"}