Kenwood TM-255E - Manual (Page 62)

General
^ ||;||p : ' ' : ^ „«ix: x r TM>255E TNf-^5A^455E
Frequency range 144 MHz - 148 MHz 144 MHz - 146 MHz 430 MHz - 440 MHz
Mode J3E (LSB/USB), AIA(CW),
F3E (FM)
J3E (LSB/USB), A1A (CW),
F3E (FM)
Number of memory channels 100 100
Antenna impedance 50 Q 50
Usable temperature range -20°C - +60°C -20°C - +60°C
Power supply DC 13.8 V ±15% DC 13.8 V ±15%
Grounding method Negative ground Negative ground
Current Transmit (max.) 13.0 A or less 15.0 A or less
Receive
(no signal)
0.9 A or less 0.9 A or less
Frequency stability -10°C~+50°C — Within ±1 X 10“®
-20°C ~ +60°C Within ±2.5 X 10“® Within ±2 X 10“®
-20°C ~ +60°C
(FM transmit)
Within ±10 X 10“® Within ±5 X 10“®
Dimensions (W x H x D)
(projections included) 180 mm X 60 mm x 215.5 mm
(180 mm X 68.5 mm x 250 mm)
180 mm X 60 mm x 215.5 mm
(180 mm X 68.5 mm x 250 mm)
Weight Approx. 2.7 kg Approx. 2.8 kg
Transmitter
TM-255A TM*255E TM-455A/455E
Power output High Approx. 40 W Approx. 35 W
Low Approx. 5 W Approx. 5 W
Modulation SSB Balanced Balanced
FM Reactance Reactance
Spurious emissions -60 dB or less -60 dB or less
Carrier suppression 40 dB or more 40 dB or more
Unwanted sideband suppression 40 dB or more 40 dB or more
Maximum frequency deviation (FM) ±5 kHz or less ±5 kHz or less
Transmit frequency characteristics (SSB) 400 Hz to 2600 Hz 400 Hz to 2600 Hz
(Within -6 dB) (Within -6 dB)
Audio distortion (at 60 % modulation) 7% or less 7% or less
Microphone impedance 600 Q 600 Q
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