TR-751A / E

Kenwood
TR-751A / E

Specifications

Prices

Amateur 144 MHz all mode transceiver, power output may be selected at 25 or 5 Watts. Main features: Double conversion receiver, 2.2 kHz filter for CW / SSB, CW semi break-in, 50Hz to 12.5 kHz frequency step, RIT tuning, RF gain, noise blanker (NB), AGC time constant automatically set by mode, 10 memories with 1 priority channel, scanning, numeric keypad, reverse mode for repeater operation, large LCD display. Provides DCL (Digital Channel Linkage) system at 1200bps and rear panel connection for linear amplifier control. Ideated in Japan, year of introduction 1986.

Reference market : amateur-radio

TR-751A / E specifications

General

Frequency coverage
Receive	144.0000 ~ 148.0000 MHz [1] 144.0000 ~ 146.0000 MHz [2]
Transmit	144.0000 ~ 148.0000 MHz [1] 144.0000 ~ 146.0000 MHz [2]
Mode
CW / LSB / USB / FM
Tuning step
50 Hz / 1 / 5 / 10 [1] / 12.5 [2] kHz

Receiver

Sensitivity
SSB / CW	<0.13 uV (10dB S+N/N)
FM	<0.20 uV (12dB SINAD)
Selectivity
SSB / CW	>2.2 kHz (-6dB) <4.8 kHz (-60dB)
FM	>12 kHz (-6dB) <24 kHz (-60dB)
Image rejection
>70 dB [3]
NB (Noise Blanker)
Yes
RIT (Receiver Incremental Tuning)
±1.2 kHz
Frequency stability
± 15ppm with temperature from -20°C to +50°C
IF (Intermediate Frequency)
1°	10.695 MHz
2°	455 kHz (FM only)
Squelch sensitivity
<0.1 uV

Transmitter

Output power
SSB / CW	5 [4] / 25 W
FM	5 [4] / 25 W
Spurious emission
<-60 dBc
Carrier suppression (SSB)
>40 dB
Unwanted sideband suppression (SSB)
>40 dB
Maximum deviation (FM)
±5 kHz
Microphone
500~600Ω

Features

Memory
10 standard memories CH 1 is the priority channel CH 0 and 9 are split-frequencies channels
Display
100 Hz frequency resolution
Selective calling
1750Hz tone [2] CTCSS tone [1][5]
Antenna
SO239 50Ω
Power supply
13.8 VDC (±15%)
Power consumption
800mA RX (with no input signal) 6A TX (25W power)
Audio power
2W on 8Ω
Audio output
Jack 3.5 mm (external speaker)
Connections
Jack 3.5 mm (CW key) Jack 4-pin (AUX / linear amplifier) Jack 6-pin (Mic)

Mechanical and environmental data

Operating temperature
from -20°C to +50°C
Dimensions
180 (W) x 63 (H) x 213 (D) mm projections included
Weight
2.2 kg

Kenwood TR-751A, USA version.
Kenwood TR-751E, European version.
Except Freq-IF/2.
Low power level, adjusable up to out 25 Watts.
With optional unit.

TR-751 vs TR-851 :

The Kenwood TR-851 is similar to TR-751, but operates on 70cm band (430-440 MHz) instead of 2 meters.

TR-751A / E rear panel and connections :

Trio Kenwood TR-751 rear panel and connections

Reference / Description
1	External speaker jack. 8Ω
2	CW Key jack
3	Antenna
4	Auxiliary jack. Central pin = ground, left pin = ALC input, upper and right pins = relay contact, both terminals will be shorted on transmit
5	Fuse holder. 7A
6	DC power supply. 13.8V, red pin has "+" polarity

TR-751A / E price

We have collected for your convenience the Trio Kenwood TR751 sale price (US Dollar) and its trend over time. Useful to guarantee a cheaper purchase of this radio and to put it for sale in the second-hand market. Of course offers, accessories, warranty terms and conditions can lead to different figures.

Price	Date	Condition
USD 340.00 (290EUR)	2021-dec	Second Hand Excellent condition, perfectly functional
USD 336.00 (245GBP)	2021-mar	Second Hand

TR-751A / E review

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