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Last modified 2022-03-14

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Kenwood TH-48A

A picture of Kenwood TH-48A

SPECIFICATIONS

GENERAL
Type:Amateur UHF transceiver
Frequency range:TX: 438-450 MHz
RX: 118-174 / 438-450 MHz
Tuning steps:5 / 10 / 12.5 / 15 / 20 / 25 KHz
Frequency stability:? ppm @ -20 to +60C (-4 to +140F)
Mode:TX: FM
RX: AM / FM
Channels / memory management: 40 regular with six character alpha tags (240 regular with ME-1 option)
1 call
Non-volatile EEPROM storage
Some miscellaneouos settings are held in RAM with lithium battery backup
Repeater shift / offset:0 to 99.9 MHz in 100 KHz steps (5 MHz default)
Power supply:6.3-12 VDC (Depending on battery pack)
or 7.2-16 VDC external
Current drain / power consumption:RX: 57 mA (Squelched)
TX: 95 mA to 1.6 A
Antenna impedance / connector:50 ohm / BNC
Dimensions (W*H*D):50*116*38 mm (1.97*4.57*1.5")
Weight:330 g (11.64 oz), with PB-13, antenna, handstrap and belt hook
Other features:CTCSS/PL. DTMF and DTSS. 24 hr clock with alarm & timer.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 45.05 MHz
2nd IF: 455 KHz
Sensitivity:0.2 uV (12 dB SINAD)
Selectivity: 12 KHz (-6 dB)
28 KHz (-60 dB)
Image rejection:
AF output power / speaker:200 mW at 10% distortion / 8 ohm
External speaker connector:2.5 mm




TRANSMITTER SECTION
RF output power:

HighMidLowEl
2 m:2-5 W2.5 W500 mW20 mW

The high output power level depends on operating voltage
Modulation system:Reactance
FM deviation (Factory set):5 KHz
Spurious emissions:Less than -60 dB
Microphone impedance / connector:2 Kohm / 3-conductor (3.5 mm)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:1992-199x (Discontinued)
Additional info:
Related documents:User manual (918 KB)
Modifications and fixes:
Reviews:
Options / Accessories:
BC-14
BC-15
BH-6
BT-8
EMC-1
HMC-2
ME-1
PB-13
PB-14
PG-2W
PG-3F
SC-33
SC-34
SMC-31
SMC-32
SMC-33
SMC-34
WR-2
Wall charger
Rapid charger
Swivel mount
Battery case. Six LR6 / AA batteries
Clip microphone with earphone
Headset with VOX/PTT
Memory expansion unit
NiCd battery pack. 7.2 V, 700 mAh
NiCd battery pack. 12 V, 300 mAh
DC cable
DC cable with filtered cigarette lighter plug
Soft case, for use with BT-8 and PB-13
Soft case, for use with PB-14
Speaker-microphone
Speaker-microphone
Speaker-microphone with remote control
Speaker-microphone
Water resistant bag