KENWOOD TM-281A 144MHZ 25W
KENWOOD TM-281A
Description
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Whatever the mission, wherever you go, KENWOOD’s TM-281A is a radio you can count on. This compact transceiver delivers powerful mobile performance and such advanced features as multiple scan functions and memory names. High-quality audio is assured by the large speaker. Naturally, MIL-STD compliant toughness ensures rugged reliability. And operating ease is second to none: illuminated keys and a large LCD with adjustable backlighting make for user-friendly operation day or night.
RUGGED, COMPACT CONSTRUCTION
The TM-281A is tough enough for off-road assignments: it meets the strict U.S. Department of Defense MIL-STD 810 C, D, E, F & G environmental standards for vibration and shock. Installation is easy due to its compact dimensions: 160 (W) x 43 (H) x 126 (D)* mm .
* Total depth of 170.5 mm with protrusion
Features :
- Power-on Message
- Wide/Narrow Deviation Selection (per channel)
- 1750 Hz Tone Burst
- Automatic Simplex Checker
- Reverse Function
- Auto Repeater Offset
- Beep On/Off
- Auto Power Off
- Time-Out Timer
- Channel Display Mode
- Busy Channel Lockout
- Memory Channel Lockout
- MR-shift
- Direct Frequency Entry
- Key Lock
Specification
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GENERAL Frequency Range TX 144 – 148 MHz RX 136 - 174 MHz Mode F3E (FM) Power Requirement 13.8 V DC ±15 %, negative ground Curent Drain Transmit Less than 14 A (High), less than 8 A (Low) Receive Less than 1 A Operation Temperature Range -20 °C ~ +60 °C Antenna Impedance 50 Ω Microphone Impedance 600 Ω Frequency Tolerance ±2.5 ppm (-20 °C ~ +60 °C) Dimensions (W x H x D), 160 x 43 x 126 mm (Projections included) 161 x 43 x 170.5 mm Weight 1.13 kg TRANSMITTER RF Power Output Hi / Lo 65 W / 25 W Modulation Variable reactance modulation Maximum Frequency Deviation Wide: ±5 kHz, Narrow: ±2.5 kHz Modulation Distortion Less than 3 % (300 Hz - 3 kHz) RECEIVER Circuitry Double super heterodyne Intermediate 1st IF 49.95 MHz 2nd IF 450 kHz Sensitivity (12 dB SINAD) Less than 0.18 μV (Narrow: less than 0.22 μV) Squelch Sensitivity Less than 0.1 μV Selectivity -6 dB More than 12 kHz (Narrow: more than 10 kHz) -60 dB Less than 30 kHz (Narrow: less than 24 kHz) Audio Output Power More than 2 W (5 % distortion) In The Box
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- Unit
- Microphone
- Srew
- DC Powercable
- Microphone hanger
- Instruction manual
- Fuse
- Bracket