Specifications - GME TX3420 Instruction Manual

EnVironmEntal
temperature range: -10°c to +60°c
ElEctrical
gEnEral
compliant
specification: As/nZs 4365
Frequency range tX: 476 .425-477 .4 mhz
Frequency range rX: 403-520 mhz
number of channels: 40 uhF cB + 59 receive only
channel spacing: 25 khz tX/rX, 12 .5 khz rX only
operation mode: simplex channels 1-40
semi duplex channels 1-8 .
scanning speed: 20 channels per second
Antenna impedance: 50 ohms nominal
operating
Voltage range: 10-15 Volts dc
nominal
Battery Voltage: 13 .8 Volts dc
over Voltage
Protection: 30 Volts dc max . At 18 Volts dc
the rF power is reduced, and the
words 'hi dc' flash .
over current
Protection: in-line 2A Fuse
reverse
Polarity Protection: shunt diode
Frequency stability: +5 PPm
selcall tone length: 40 ms
transmitter
rF output: 5 .0 Watts max .
Frequency transients
during switching: < 3 khz
modulation: Fm
maximum deviation: < ± 5 khz at + 20 dB limiting
spurious Emissions: < - 70 dBc
transmit Frequency
response: + 6 dB per octave
300 hz to 3 khz + 1-3 dB .
Audio signal to noise: > 45 dB
current consumption: 1 .5 Amps with 50 ohms termination
*specifications are typical unless otherwise indicated and may be subject to change without notice or obligation.
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SpECIFICaTIONS*

receiver
circuit type: double conversion superheterodyne
intermediate
Frequencies: 1st - 21 .4 mhz
current consumption: < 200 mA muted
intermodulation
Blocking immunity: 100 dB
spurious response
Audio Power: 3 Watts average into 4 ohms
Audio signal to noise: > 45 dB
receive Frequency
conducted spurious
mEchanical
shock and Vibration: mil std 810 method
i n s t r u c t i o n m A n u A l
2nd - 450 khz
600 mA @ max . A .F output
sensitivity: - 123 dBm for 12 dB sinAd
unweighted
selectivity: - 6 dB at + 7 .5 khz
- 70 dB at ± 25 khz
immunity: 73 dB
immunity: 70 dB
response: - 6 dB/octave de-emphasis
300 hz to 3 khz + 1-3 dB
Emission: < - 57 dBm
dimensions: 29 (h) x 128 (l) x 117 (d) mm
Weight: 640 grams
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