Atec Aeroflex-3920B - Manual (Page 13)

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MODUlATiOn
RF RECEiVER
RF MEASUREMEnTS
Selections OFF, AM, FM, FM50us, FM75us, FM750us,
AM USB, AM LSB, IQGEN
Waveforms Sine, Square, Triangle, Ramp, DCS, DTMF
THD <1% (1 kHz rate, 30 to 70% AM, 6 kHz
deviation FM, 300 Hz to 3 kHz BW, Sine)
INTERNAL FM
Deviation Range ±0.001 to ±150 kHz, OFF
Accuracy 3% (From ±1 kHz to ±100 kHz deviation,
20 Hz to 15 kHz rate)
Resolution 1 Hz
Deviation Rate 20 Hz to 20 kHz
INTERNAL AM
Modulation Range 0 to 100%
Accuracy 1% (Modulation from 10% to 90% 20 Hz to
15 kHz rate)
Resolution 0.1%
Rate 20 Hz to 20 kHz
INTERNAL ssb
Modulation Selection Upper SideBand (USB) or Lower SideBand
(LSB)
Modulation Range 0 to 100%
Resolution 0.1%
Rate 300 Hz to 20 kHz
EXTERNAL AM/FM/
ssb
AUDIO INPUTs
With 1 Vrms, AM/FM/SSB have same char-
acteristics as internal sources, ±10% of
indicated setting. (Audio 1 or Audio 2 input
from 20 Hz to 15 kHz [300 Hz to 3 kHz SSB]
unbalanced). 8 Vrms maximum modulation
input level.
MICROPHONE INPUT With 50 mVrms, AM/FM/SSB have same
characteristics as internal sources, ±10%
of indicated setting. (MIC Input from 100
Hz to 15 kHz [300 Hz to 3 kHz SSB]).
INTERNAL IQ GEN
Sample Rate <1.89 Msamples/sec
Size <3.8 million samples
Source File created by IQCreator
RF RECEIVER
Demod Selections AM, FM, FM50us, FM75us, FM750us, AM
USB, AM LSB
Frequency Range 10 MHz to 1.05 GHz (Standard) (Usable
from 100 kHz)
10 MHz to 2.7 GHz (392XOPT058)
(Usable from 100 kHz)
Sensitivity <-100 dBm (10 dB SINAD, FM, 25 kHz,
1 kHz rate, 6 kHz FM Deviation, 300 Hz to
3.4 kHz AF Filter, Pre-amp OFF)
<-113 dBm (10 dB SINAD, FM, 25 kHz,
1 kHz rate, 6 kHz FM Deviation, 300 Hz to
3.4 kHz AF Filter, Pre-amp ON)
DEMOD OUTPUT
LEVEL
FM Nominally 1 Vrms (for deviation ±1/4 of
selected BW; 25 kHz BW same output
level as 30 kHz BW)
AM Nominally 2 Vrms (100% AM)
RF POWER METER
(bROADbAND)
Frequency Range 10 MHz to 1.05 GHz (Standard)
(Usable from 2 MHz)
10 MHz to 2.7 GHz (392XOPT058)
(Usable from 2 MHz)
Level Range 100 mW to 125 W (Usable from
10 mW)
Resolution 4 digits for W or 0.1 dB
Accuracy 10%, 1 digit
Signal CW, FM, C4FM, 4FSK
RF POWER METER (INbAND)
Frequency Range 10 MHz to 1.05 GHz (Standard)
(Usable from 100 kHz)
10 MHz to 2.7 GHz (Freq Ext Opt)
(Usable from 100 kHz)
Level Range T/R Port: -60 to +51 dBm
Lowest reading is receiver BW
dependent (Narrower bandwidths
can measure lower levels).
ANT Port: -100 to +10 dBm
Lowest reading is receiver BW
dependent (Narrower bandwidths
can measure lower levels).
Resolution 0.1 dB
Accuracy ±1 dB (Input level above minimum
for selected BW [display not yellow];
typically better than 0.6 dB)
AM Filter BW 6.25, 8.33, 10, 12.5, 25 and
30 kHz
FM Filter BW 6.25, 10, 12.5, 25, 30, 100, and
300 kHz
Signal CW, FM, AM, C4FM, 4FSK, QPSK,
QAM
RF COUNTER
Range 10 MHz to 1.05 GHz (Standard)
(Usable from 100 kHz, Auto-tune)
10 MHz to 2.7 GHz (392XOPT058)
(Usable from 100 kHz, Auto-tune)
Resolution 1 Hz
Accuracy Frequency standard ±1 count
Level Range for Auto-tune T/R Port: -10 to +50 dBm
(Find level is selectable)
ANT Port: -60 to +10 dBm
(Find level is selectable)
Signal CW, FM, AM <70% modulation
RF ERROR METER
Range 0 to ±2.5 MHz from receiver
frequency (6 MHz IF BW)
Resolution 1 Hz
Accuracy Frequency Standard ±1 count
Level Range T/R Port: -10 to +50 dBm
ANT Port: -60 to +10 dBm
Signal CW, FM, AM <70% modulation
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