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Last modified 2022-06-23

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Kenwood TM-521

A picture of Kenwood TM-521

SPECIFICATIONS

GENERAL
Type:Amateur UHF transceiver
Frequency range: Japanese domestic market
TX: 1260-1300 MHz
RX: 1260-1300 MHz
Tuning steps:10 / 12.5 / 20 / 25 KHz
Frequency stability:3 ppm @ -20 to +60C (-4 to +140F)
Mode:FM
Channels / memory management: 10 regular
2 band edge search limits
2 odd repeater split
RAM storage with lithium battery backup
Repeater shift / offset:20 MHz
Power supply:13.8 VDC 15%
Current drain / power consumption:RX: 600 mA (No signal)
TX: Max 5.5 A
Antenna impedance / connector:50 ohm / M-jack (SO-239) on pigtail
Dimensions (W*H*D):141*42*193 mm (5.55*1.65*7.6")
Weight:1.2 Kg (2.65 lb)
Other features:CTCSS/PL encoder. ALT.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 59.7 MHz
2nd IF: 455 KHz - Ceramic filter: Murata CFW455E
Sensitivity:0.16 uV (12 dB SINAD)
Selectivity:12 KHz (-6 dB)
36 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
23 cm:10 W1 W
Modulation system:Reactance
Max FM deviation:5 KHz
Spurious emissions:Better than -50 dB
Microphone impedance / connector:500-600 / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1988-1990 (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
HS-7
MB-201
MC-43S
MC-48B
MC-55
MC-60A
MC-80
MC-85
PG-2N
PG-3B
PG-4G
PS-50
PS-430
RC-10
SP-40
SP-50B
SP-430
TSU-5
Micro headphones, 16 ohm
Mobile mount
Hand microphone with up/down buttons
Hand microphone with up/down and DTMF
Mobile microphone with up/down buttons
Desk microphone with up/down and lock buttons
Desk microphone with up/down and lock buttons
High class electret desk microphone
DC power cable
DC line noise filter
Heavy duty DC power supply
Extension cord for RC-10
DC power supply
Remote controller with DTMF/autopatch
Compact mobile speaker, 4 ohm
Mobile speaker, 8 ohm
External speaker
CTCSS/PL decoder unit