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Last modified 2022-06-27

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Kenwood TM-2400

A picture of Kenwood TM-2400

SPECIFICATIONS

GENERAL
Type:Amateur UHF transceiver
Frequency range: Japanese domestic market
TX: 2400-2450 MHz (13 cm)
RX: 2400-2450 MHz
Band options
10 m, 6 m, 2 m, 70 cm or 23 cm
Tuning steps:13 cm: 10 / 12.5 / 20 / 25 KHz
Frequency stability:1.5 ppm @ -20 to +60C (-4 to +140F)
Mode:FM
Channels / memory management: 100 regular per band
1 call per band
RAM storage with lithium backup battery
Repeater shift / offset:20 MHz
Power supply:13.8 VDC 15%
Current drain / power consumption:RX: Less than 1.2 A (No signal)
TX: Less than 3.5 A
Antenna impedance / connector:50 ohm / N-jack (on pigtail)
Dimensions (W*H*D):150*50*160 mm (5.91*1.97*6.3")
Weight:1.4 Kg (3.09 lb)
Other features: CTCSS/PL encoder. DTSS. DTMF. ALT (AFC).
Twin RX (With optional band unit)




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne
1st IF: 139.75 MHz
2nd IF: 10.7 MHz
3rd IF: 455 KHz
Sensitivity:0.16 uV (12 dB SINAD)
Selectivity:12 KHz (-6 dB)
24 KHz (-60 dB)
Image rejection:
AF output power / speaker:2 W at 5% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power:

HighLow
13 cm:1 W400 mW
Modulation system:Reactance modulation
FM deviation (Factory set):5 KHz
Spurious emissions:Better than -40 dB
Microphone impedance / connector:600 ohm / 8-pin (Modular)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1992-199x (Discontinued)
Additional info: Despite its triple-band appearance, this one is only capable of one
optional band. It's due to the large size of the 2400 MHz part. See
rear picture below.

New price, december 1992 in Japan: 138000 Yen
New price 1995 in Japan: 139800 Yen
Related documents: MGF0905A final transistor
Modifications and fixes:
Reviews:
Options / Accessories:
DFK-3
DFK-4
DFK-7
FA-5
MB-14
MC-45
MC-45DM
MJ-88
MJ-89
PG-2N
PG-3B
PG-3G
PS-32
SP-41
SP-50B
TSU-7
UT-28
UT-28S
UT-50
UT-50S
UT-144
UT-144D
UT-144S
UT-430
UT-430S
UT-1200
Detachable front panel mounting kit. 3 m (9.8 ft)
Detachable front panel mounting kit. 4 m (13.1 ft)
Detachable front panel mounting kit. 7 m (23 ft)
Cooling fan unit?
Mobile mounting bracket
Multifunction hand microphone
Multifunction hand microphone with DTMF
Modular to 8-pin microphone adapter
Modular plug microphone switch
DC cable
Noise filter power cable
DC line noise filter
Power supply. 13.8 VDC, 20 A
Mobile speaker
Communications speaker
CTCSS/PL decoder unit
10 m / 10 W band unit
10 m / 50 W band unit
6 m / 10 W band unit
6 m / 50 W band unit
2 m / 10 W band unit
2 m / 25 W band unit
2 m / 50 W band unit
70 cm / 10 W band unit
70 cm / 35 W band unit
23 cm / 10 W band unit
A rear picture of Kenwood TM-2400