SPECIFICATIONS
■ General
Frequency coverage
DR-235
TMklll
216.000 ~ 279.995MHz ( RX )
222.000 - 224.995MHz ( TX )
Operating mode
FM 16K0F3E ( Wide mode ) 8K50F3E ( Narrow mode )
Frequency resolution
5 , 8.33 , 10 , 12.5 , 15 , 20 , 25 , 30 , 50 kHz
Number of memory
Channels
100
Antenna impedance
50ohm unbalanced
Power requirement
13.8V DC + / - 15% ( 11.7 ~ 15.8 V )
Ground method
Negative ground
Current drain
Receive
Transmit
0.6 A ( max.)
0.4 A ( Squelched )
Approx. 8.0 A max.
Operating temperature
-10 °C - 60°C
Frequency stability
+ / - 2.5 ppm
Dimensions
142 ( w ) x 40 ( h ) x 174 ( d ) mm
( 142 x 40 x 188 mm for projection included )
Weight
Approx. 1.0 Kg
■ Transmitter
Output power
Hi
Mid
Low
25 W
10
W
Approx. 5 W
Modulation system
Variable reactance frequency modulation
Maximum
Frequency
deviation
+ / - 5kHz ( Wide mode ) + / - 2.5kHz ( Narrow mode )
Spurious emission
- 6 0
dB
Adjacent channel power
- 6 0
dB
Noise and hum ratio
- 40
dB ( Wide mode ) -
34
dB ( Narrow mode )
Microphone impedance
2kohm
■ Receiver
Sensitivity
-1 4 dBu for 12 dB SINAD
Receiver circuit
Double conversion super-heterodyne
Intermediate frequency
1st 30.85 MHz 2nd 455kHz
Squelch sensitivity
- 1 8 dBu
Adjacent channel selectivity
- 65 dB ( Wide mode ) - 55 dB ( Narrow mode )
Inter-modulation
rejection
ratio
60 dB
Spurious and image rejection
ratio
70 dB
Audio output power
2.0 W ( 8ohm , 10%THD )
! NOTE : All specifications are subject to change without notice or obligation.
All manuals and user guides at all-guides.com
Содержание DR-235
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