Alinco DR-138TMKII 2 Meter Mobile Transceivers

Alinco DR-138TMKII 2 Meter Mobile Transceivers delivers up to 70W of output power with selectable 70W/25W/10W (H/M/L) settings. Advanced noise reduction and voice commander technology ensure exceptional audio clarity, even in noisy environments. Built for durability, the DR-138TMKII features an integrated cooling fan to maintain optimal performance during extended operation.

With 200 memory channels, wideband FM broadcast receive, and air band capabilities, this transceiver offers a wide variety of selective calling features, including built-in 2-Tone, 5-Tone, 50 CTCSS, 114 DCS, 4 Tone-burst tones, and DTMF/ANI decode, plus radio stun/kill/revive functions for enhanced communication security. The large, bright LCD and easy-to-operate backlit keys, paired with a multi-function backlit microphone for direct frequency entry, make operation intuitive. Additional features like various scan modes, key lock, and wide/narrow operations come standard—making the DR-138TMKII a powerful, reliable choice.

Included Accessories

• EMS-74 - DTMF Microphone

• Mounting Bracket w/Screws

• DC Power Cable

• Microphone Holder

• Instruction Manual

Optional Accessories (Sold Separately)

• EMS-53 - Plain Non-DTMF Microphone

• EMS-98 - Desktop Microphone

• ERW-7 or ERW-15 - USB Programming cable

• DM-530/30TR/430TR - Power Supply

Additional Features and Specifications:

• Power Rating: 70W/25W/10W (H/M/L)

• Band Coverage: 2M,

• Memory Channels: 200

• Wideband FM Broadcast receive

• Air band receive

• Noise reduction function

• Voice Commander for enhance audio clarity

• Selective Calling Features: Built-in 2-Tone, 5-Tone, 50 CTCSS, 114 DCS, 4 Tone-burst tones and DTMF/ANI decode

• Radio stun/kill/revive functions: For added communication security

• Large, bright LCD and easy-to-operate backlit keys

• Multi-function, Backlit Microphone: Enables direct frequency entry & more from keypad

• Scan Modes: Key Lock, Wide/Narrow operations.

Frequency Range:

• FM: TX/RX = 136.000–174 MHz

• WFM: RX = 76–108 MHz

• AM: RX = 108–136 MHz

Channel Spacing:

• Wide: 25 kHz

• Middle: 20 kHz

• Narrow: 12.5 kHz

Channel Steps: 2.5 kHz, 5 kHz, 6.25 kHz, 8.33 kHz, 10 kHz, 12.5 kHz, 15 kHz, 20 kHz, 25 kHz, 30 kHz, 50 kHz

Memory Channels: 200 channels

Antenna Impedance: 50-ohm unbalanced

Squelch: Carrier / CTCSS / DCS / 5-Tone / 2-Tone / DTMF

Frequency Stability: ±2.5 ppm TCXO

Power Supply: 13.8 VDC ±15% (negative ground)

Usable Temperature Range: -4°F to +140°F (-20°C to +60°C)

Dimensions (without projections): (WxHxD) 5.71 x 1.85 x 7.48in. (145 x 47 x 190mm)

Weight: Approx. 1.2 kg (43.3 oz)

TRANSMITTER

Output Power: 70 W (H), 25 W (M), 10 W (L)

Modulation:

• Wide: 16KΦF3E

• Narrow: 11KΦF3E

Adjacent Channel Power:

• Wide: ≥70 dB

• Narrow: ≥60 dB

Hum & Noise:

• Wide: ≥40 dB

• Narrow: ≥36 dB

Spurious Emission: ≥60 dB

Audio Response:

• Wide: +1 ~ -3 dB (0.3–3 kHz)

• Narrow: +1 ~ -3 dB (0.3–2.55 kHz)

Audio Distortion: ≥5%

RECEIVER

Sensitivity (-12 dB SINAD):

• Wide: ≤0.25 μV

• Narrow: ≤0.35 μV

Adjacent Channel Selectivity:

• Wide: ≥70 dB

• Narrow: ≥60 dB

Intermodulation:

• Wide: ≥65 dB

• Narrow: ≥60 dB

Spurious Rejection: ≥70 dB

Audio Response:

• Wide: +1 ~ -3 dB (0.3–3 kHz)

• Narrow: +1 ~ -3 dB (0.3–2.55 kHz)

Hum & Noise:

• Wide: ≥45 dB

• Narrow: ≥40 dB

Audio Distortion: ≥5%

Audio Power Output : 2W @ 10%