Name |
Specifications |
Remarks |
RF single generation |
Freq. range |
1MHz~1.05GHz(AV4945B,up to 100kHz), 1MHz~3GHz(AV4945C,up to 100kHz) |
|
Freq. resolution |
1Hz |
|
Output level range |
GEN:-120dBm~+5dBm(max. modulation 0dBm) T/Rinterface:-130dBm~-35dBm |
|
Level resolution |
0.1dB |
|
Level accuracy |
±1.5dB(≥-110dBm),±2.0dB(<-110dBm) |
|
Single sideband phase noise |
-93dBc/Hz@20kHz(≤1.05GHz),-90dBc/Hz@20kHz(>1.05GHz) |
|
Harmonic |
Better than -25dBc(>1MHz,≤0dBm) |
|
Non-harmonic |
Better than -35dBc(>1MHz,+5dBm output) |
|
Internal analog modulation source |
Sine, square wave, triangle, saw-tooth, dual-tone(analog pilot) |
|
Internal FM |
Max. frequency offset:150kHz Accuracy:±5%(frequency offset 5kHz~150kHz) Modulation rate:20Hz~20kHz |
|
Internal AM |
Modulation range:0~100% Accuracy:±5%(relative value,depth 10%~90%) Modulation rate:20Hz~20kHz |
|
Internal SSB |
Modulation options:USB、LSB Modulation rate:300Hz~5kHz |
|
External FM/AM/SSB |
Modulation 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, 0and 1 alternation, external digital filter: RC, RRC, GAUSS EVM:≤2%rms(symbol rate≤1MHz),≤3%rms(symbol rate>1MHz) |
|
Frequency-hoppingsignal 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 control |
|
Broadband power measurement |
Frequency range |
400kHz~1.05GHz(AV4945B),400kHz~3GHz(AV4945C) |
|
Measurement range |
0.1mW~100mW (ANTinterface),100mW~150W(T/Rinterface,>40W,continuous input for a single time should not be longer than 1 min, intervalbetween two consecutive input should not be shorter than 2 min.) |
|
Measurement accuracy |
15%(≤120W,CW or frequency modulation) |
|
Narrow band power measurement |
Frequency range |
300kHz~1.05GHz(AV4945B, low frequency depends on small IF bandwidth) 300kHz~3GHz(AV4945C, low frequency depends on small IF bandwidth) |
|
Measurement range |
+51dBm~-40dBm(T/Rinterface, low frequency depends on small IF bandwidth) +10dBm~-80dBm(ANTinterface, low frequency depends on small IF bandwidth) |
|
Measurement accuracy |
±2dB |
|
Receiving bandwidth |
6.25, 8.33, 10, 12.5, 25, 30, 100, 300kHz |
|
Frequency error meter |
Frequency range |
300kHz~1.05GHz(AV4945B, low frequency depends on small IF bandwidth) 300kHz~3GHz(AV4945C, low frequency depends on small IF bandwidth) |
|
Accuracy |
Frequency standards±1Hz |
|
=Audio signal generation |
Waveform |
Sine, square wave, triangle, saw-tooth |
|
Signal type |
Single-tone, dual-tone |
|
Frequency |
20Hz~20kHz(sine),20Hz~4kHz(square wave, triangle, saw-tooth) |
|
Frequency resolution |
0.1Hz |
|
Level range |
1mV~7Vrms(10kΩ load) |
|
Level accuracy |
±5%(10kΩ load≥10mVrms) |
|
Audio signal analysis |
Input impedance |
150Ω, 600Ω, high impedance |
|
Max. input level |
30Vrms(high impedance) |
|
Audio filter |
Low-pass:300Hz, 5kHz, 15kHz, 20kHz Band-pass:0.3~3.4kHz, 0.3~5kHz, 0.3~15kHz, 0.3~20kHz |
|
Frequency meter |
Frequency range:20Hz~20kHz Input level:20mV~30Vrms Resolution:0.1Hz Precision:1Hz |
|
Level meter |
Frequency range:20Hz~20kHz Input level:1mV~30Vrms Unit:V, dBV, dBm Precision:±5%(High impedance, ≥10mVrms) |
|
SINAD meter |
Measurement range:3~60dB Precision:±1.0dB(SINAD>3dB,≤40dB,5kHz low-pass) Frequency range:300Hz~5kHz Input level:0.1~30Vrms |
Distortion meter |
Measurement range:0~90% Precision:<±0.5%(distortion degree<10%),<±1.0% Frequency range:300Hz~5kHz Input level:0.1~30Vrms |
|
SNR meter |
Measurement range:3~60dB Precision:±1.0dB(SNR>20dB,≤40dB) Frequency range:300Hz~5kHz Input level:0.1~30Vrms |
|