Kenwood TM 281A

Kenwood TM 281A

Kenwood TM 281A

SPECFICATIONS
GENERAL
Frequency Coverage VHF TX/RX  136.000 – 173.995 Mhz
Type of emissions F3E (FM)
No. of memory Ch. 200
Operating Temperature-10OC ~ +60OC
Frequency stability 3 ppm  at 25OC
Operating Voltage 13.8V DC + 15%
Current drain (at 13.8 V DC)Tx            high (65 W)          14A typical
Rx            Max audio             1A typical
Antenna Impedance 50 Ω (SO-239)
Alphanumeric LCD display
Frequency name tag
Built-in CTCSS and DTS encoder/decoder


TRANSMITTER
Output power Hi: 65W/Lo:25W
Modulation Variable reactance modulation
Max. freq. devition +5.0Khz(wide)/+2.5Khz(narrow)
Modulation distortion < 3% (300 Hz- 3 Khz)
Microphone impedance 600Ω(8-pin modular)
RECEIVER
Intermediate Freq. 49.95Mhz/450Khz
Sensitivity Less than 0.18 µV (at 12db SINAND)
Squelch sensitivity 0.1 µV typical (threshold)
Selectivity Wide > 12Khz (at- 6dB)< 30 Khz (-60 dB)
Spurious and image More than 60dB
Audio output power 2W typ. (5% distortion )