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Last modified 2022-03-18

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Kenwood TH-77E

A picture of Kenwood TH-77E

SPECIFICATIONS

GENERAL
Type:Amateur VHF/UHF transceiver
Frequency range:TX: 144-146 / 430-440 MHz
RX: 136-165 / 430-440 MHz
Tuning steps:5 / 10 / 12.5 / 15 / 20 / 25 KHz
Frequency stability:? ppm
Mode:FM
Channels / memory management: 40 regular
1 call
RAM storage with lithium battery backup
Repeater shift / offset:2 m: 600 KHz
70 cm: 1.6 MHz and -7.6 MHz
Power supply:6.3-12 VDC (Depending on battery pack)
or 7.2-16 VDC external
Current drain / power consumption:RX: 18-240 mA
TX: 0.5-1.6 A
Antenna impedance / connector:50 ohm / BNC
Dimensions (W*H*D):58*141*30 mm (2.28*5.55*1.18")
Weight:427 g (15.06 oz)
Other features:DTMF & DTSS. Twin RX.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 45.05 MHz (VHF), 58.525 MHz (UHF)
2nd IF: 455 KHz
Sensitivity: VHF: 0.16 uV (12 dB SINAD)
UHF: 0.18 uV (12 dB SINAD)
Selectivity:12 KHz (-6 dB), 24 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:

HighMidLow
2 m:2-5 W2-2.5W500 mW
70 cm:1.5-5 W1.5-2.5W500 mW

The high and mid power settings depend on voltage / battery pack.
Modulation system:
FM deviation (Factory set):5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:2 Kohm / 3-conductor (3.5 mm)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1991-199x (Discontinued)
Additional info:
Related documents: User manual (32 MB)
Schematic (3.9 Mb)
Modifications and fixes:
Reviews:
Options / Accessories:
BC-2
BC-9
BC-10
BC-11
BC-12
BH-6
BM-1
BT-6
DC-4
DC-5
HMC-2
PB-5
PB-6
PB-7
PB-8
PB-10
PG-2W
PG-3F
SC-28
SC-29
SMC-31
SMC-32
SMC-33
TSU-7
WR-1
Battery charger for PB-10
Battery charger for PB-6 and PB-7
Compact charger
Rapid charger
Battery charger
Swivel mount
Bottom cover
Battery case. Six R6/AA batteries
Mobile charger for PB-10
Mobile charger for PB-6, PB-7 and PB-9
Headset with VOX & PTT
NiCd battery pack. 7.2 V, 200 mAh
NiCd battery pack. 7.2 V, 600 mAh
NiCd battery pack. 7.2 V, 1100 mAh
NiCd battery pack. 12 V, 600 mAh
NiCd battery pack. 7.2, 600 mAh (Not for rapid charger)
DC cable
Filtered cigarette lighter DC cable
Softcase (For use with PB-5 and PB-6)
Softcase (For use with PB-7, PB-8 and PB-9)
Speaker microphone
Speaker microphone
Speaker microphone with remote functions
CTCSS/PL unit
Water resistant bag