• Model NO.：Ceyear 4945B,C
• Warranty：3 Year Warranty
• Power Source：AC 100-240V
• Weight：Less Than 12kg
• Installation：Direct Connected
• Customized：Non-Customized
• Transport Package：Packing Case
• Specification：W*H*D=295mm*205mm*170mm
• Trademark：Ceyear
• Origin：China
• HS Code：9030849000
• Production Capacity：5000 Pieces , Year

SpecificationsRF single generationFreq. range1MHz~1.05GHz(4945B,up to 100kHz),
1MHz~3GHz(4945C,up to 100kHz)Freq. resolution1HzOutput level rangeGEN:-120dBm~+5dBm(max. modulation 0dBm)
T/R interface:-130dBm~-35dBmLevel resolution0.1dBLevel accuracy±1.5dB(≥-110dBm),±2.0dB(<-110dBm)Single sideband phase noise-93dBc/Hz@20kHz(≤1.05GHz),-90dBc/Hz@20kHz(>1.05GHz)HarmonicBetter than -25dBc(>1MHz,≤0dBm)Non-harmonicBetter than -35dBc(>1MHz,+5dBm output)Internal analog modulation sourceSine, square wave, triangle, saw-tooth, dual-tone(analog pilot)Internal FMMax. frequency offset:150kHz
Accuracy:±5%(frequency offset 5kHz~150kHz)
Modulation rate:20Hz~20kHzInternal AMModulation range:0~100%
Accuracy:±5%(relative value,depth 10%~90%)
Modulation rate:20Hz~20kHzInternal SSBModulation options:USB,LSB
Modulation rate:300Hz~5kHzExternal FM/AM/SSBModulation rate:20Hz~15kHz(FM,AM),300Hz~3kHz(SSB)Vector signal generation (option)Modulation type:2ASK, 2FSK, GMSK, BPSK, QPSK, 8PSK, 16QAM
Max. modulation bandwidth:10MHz
Max. symbol rate:5MHz
Digit source:PRBS, whole 0, whole 1, 0 and 1 alternation, external digital filter: RC, RRC, GAUSS
EVM:≤2%rms(symbol rate≤1MHz),≤3%rms(symbol rate>1MHz)Frequency-hopping signal generation(option)Max. frequency-hopping transient bandwidth:60MHz
Max. non-repetitive hopping graphic length:4000
Frequency agility time:<10μs
Max. hopping rate:100,000 times/sec
Hopping type:internal stepping repetition, external frequency controlBroadband power measurementFrequency range400kHz~1.05GHz(4945B),400kHz~3GHz(4945C)Measurement range0.1mW~100mW (ANT interface),100mW~150W(T/R interface,>40W,continuous input for a single time should not be longer than 1 min, interval between two consecutive input should not be shorter than 2 min.)Measurement accuracy15%(≤120W,CW or frequency modulation)Narrow band power measurementFrequency range300kHz~1.05GHz(4945B, low frequency depends on small IF bandwidth)
300kHz~3GHz(4945C, low frequency depends on small IF bandwidth)Measurement range+51dBm~-40dBm(T/R interface, low frequency depends on small IF bandwidth)
+10dBm~-80dBm(ANT interface, low frequency depends on small IF bandwidth)Measurement accuracy±2dBReceiving bandwidth6.25, 8.33, 10, 12.5, 25, 30, 100, 300kHzFrequency error meterFrequency range300kHz~1.05GHz(4945B, low frequency depends on small IF bandwidth)
300kHz~3GHz(4945C, low frequency depends on small IF bandwidth)AccuracyFrequency standards±1Hz=Audio signal generationWaveformSine, square wave, triangle, saw-toothSignal typeSingle-tone, dual-toneFrequency20Hz~20kHz(sine),20Hz~4kHz(square wave, triangle, saw-tooth)Frequency resolution0.1HzLevel range1mV~7Vrms(10kΩ load)Level accuracy±5%(10kΩ load≥10mVrms)Audio signal analysisInput impedance150Ω, 600Ω, high impedanceMax. input level30Vrms(high impedance)Audio filterLow-pass:300Hz, 5kHz, 15kHz, 20kHz
Band-pass:0.3~3.4kHz, 0.3~5kHz, 0.3~15kHz, 0.3~20kHzFrequency meterFrequency range:20Hz~20kHz
Input level:20mV~30Vrms
Resolution:0.1Hz
Precision:1HzLevel meterFrequency range:20Hz~20kHz
Input level:1mV~30Vrms
Unit:V, dBV, dBm
Precision:±5%(High impedance, ≥10mVrms)SINAD meterMeasurement range:3~60dB
Precision:±1.0dB(SINAD>3dB,≤40dB,5kHz low-pass)
Frequency range:300Hz~5kHz
Input level:0.1~30VrmsDistortion meterMeasurement range:0~90%
Precision:<±0.5%(distortion degree<10%),<±1.0%
Frequency range:300Hz~5kHz
Input level:0.1~30VrmsSNR meterMeasurement range:3~60dB
Precision:±1.0dB(SNR>20dB,≤40dB)
Frequency range:300Hz~5kHz
Input level:0.1~30VrmsSweep spectrum analyzerFrequency range100kHz~1.05GHz(4945B),100kHz~3GHz(4945C)Sweep width0Hz~whole frequency bandsLevel precision±1.5dBMin. average noise level displayedBetter than-125dBm(ANT interface),-75dBm(T/R interface)Resolution bandwidth30Hz~3MHz(1-3 stepping)Demodulation and analysis of analog modulation signalsFrequency range300kHz~1.05GHz (4945B, low frequency depends on small IF bandwidth)
300kHz~3GHz(4945C, low frequency depends on small IF bandwidth)Signal formatFM, AM, SSBDemodulation bandwidth6.25,8.33,10,12.5,25,30,100,300kHzDemodulation audio filterLow-pass:300Hz, 5kHz, 15kHz, 20kHz,
Band-pass:0.3~3.4kHz, 0.3~5kHz, 0.3~15kHz, 0.3~20kHzFrequency range of demodulation counter20Hz~20kHzDemodulation counter resolution0.1HzFMFrequency offset range:0~150kHz
Precision:±5%(frequency offset range 5~150kHz,modulation rate 1kHz)
Modulation rate:20Hz~20kHzAMAM depth range:0~100%
Precision:±5%(relative value,modulation range 30%~90%,modulation rate 1kHz)
Modulation rate:20Hz~20kHz Sensitivity≤-100dBm(10dB SINAD,ANT interface)Demodulation and analysis of vector signals (option)Frequency range300kHz~1.05GHz (4945B, low frequency depends on small IF bandwidth),
300kHz~3GHz (4945C, low frequency depends on small IF bandwidth)Signal formatGMSK, BPSK, QPSK, 8PSK, 16QAMDemodulation bandwidth10kHz~10MHzMax. symbol rate5MHz FilterRC, RRC, GAUSSFrequency-hopping signal analysis(option)Transient bandwidth60MHz, 30MHz, 15MHz, 7.5MHz, 3.75MHz, 1.875MHzCapture storage depth8GbAnalysis domainTime-frequency(modulation domain), time-amplitude, time-spectrum(waterfall chart), spectrum at random timeMin. time resolution10nsDual-channel oscilloscopeFrequency rangeDC~4MHzVertical scale10mV~10V/mark(1, 2, 5 stepping)Horizontal scale1us~1s/mark(1, 2, 5 stepping)Coupling typeDC, ACInput impedance1MΩDigital sequence generation and bit error rate measurement (option)Digit formatPN3, PN5, PN9, PN11Baud rate300bps~1Mbps (BPSK, GMSK, 2FSK, 2ASK)Bit error rate measurement range0.1~0.000001Internal time-baseFrequency:10MHz;aging rate:1×10-7/year;temperature stability:±0.05ppm(0~50ºC)Working temperature0ºC~+50ºCStorage temperature-40ºC~+70ºCDimensionsExternal dimensions(without handles and auxiliaries):W×H×D=426×222×180mmWeightNot more than 12kgPowerInternal AC:220V±10%,frequency 50Hz±5%;external DC:24V±2V(16V is acceptable);
Built-in and rechargeable battery:≥11000mAh(option)Consumption<100WCooling typeInternal air coolingInterfaceRF:GEN interface(TNC), T/R interface(type N), ANT interface(TNC)
BNC:audio input, audio output, oscilloscope input etc
Others:network port(support remote control), 26-core testing bus interface, USB-host interface etc