United Kingdom

TH-K4E

TH-K4E

UHF FM Portable Transceiver

 

Discontinued model

 


Key Features

Large LCD Display
Rugged, Compact Design
Alpha-tagged Memories
5 Watt RF Output from Standard Ni-MH Battery
Built-In VOX
Wide/Narrow Channel Deviation


Amateur Portable Specification

RF Output Power (approx.) - High5 W
RF Output Power (approx.) - Mid1.5 W
RF Output Power (approx.) - Low0.5 W
Frequency Range - RX - VHF430 - 440 MHz
Frequency Range - TX - VHF430 - 440 MHz
13.8 V DC-In FacilityYes
Antenna Impedance - 50 OhmYes
Audio Output PowerMore than 400 mW (10% distortion)
Battery Life (approx.) - TH-K2E/ET + BT-14High/Mid/Low = 4/8/10.5 hours
Battery Life (approx.) - TH-K2E/ET + PB-43NHigh/Mid/Low power = 5.5/8.5/11 hours (6-6-48 duty cycle)
Microphone Impedance2 kOhm
Modes - F2D, F3E (FM)Yes
Operating Temperature Range-20 °C to +60 °C with standard battery
Power Requirement (nominal) - BatteryDC 6 to 9 V
Power Requirement (nominal) - ExternalDC 12 to 16 V
Receiver Circuitry - Double Super HeterodyneYes
Receiver Intermediate Frequency - 1st IF38.85 MHz
Receiver Intermediate Frequency - 2nd IF450 kHz
Receiver Selectivity (-40 dB)Less than 28 kHz
Receiver Selectivity (-6 dB)More than 10 kHz
Receiver SensitivityLess than 0.18 µV for 12 dB SINAD
Receiver Squelch SensitivityLess than 0.13 µV
Transmitter Maximum Frequency Deviation - FMless than ± 5 kHz
Transmitter Modulation DistortionLess than 5% (300 Hz to 3 kHz)
Transmitter Modulation Mode - Reactance ModulationYes
DimensionsW x H x D = 58 x 110 x 28.4 mm (with PB-43N, projections not included)
Weight355 gr (with standard battery, antenna and belt clip)

Applicable Standards