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TH-K20E
VHF FM Portable Transceiver with Keypad
Key Features
| Frequency Coverage: 144-146 MHz TX, 136-174 MHz RX |
| 200 Memories, with alpha-tagging |
| 5.5 Watts RF Output from Standard Li-Ion Battery |
| Backlit Keypad |
| Large LCD Display |
| Rugged, Compact Design to IP54 and MIL-STD 810G |
| Built-In VOX |
| Wide/Narrow Channel Deviation |
| Multiple Scanning functions |
| Free Windows Memory Management software |
Supplied With
| Antenna | Yes |
| Battery | Yes, KNB-63L Li-Ion |
| Belt Clip | Yes, KBH-18 |
| Charger | Yes, KSC-35S |
| Instruction Manual | Yes, English, French, Spanish, Italian, German, Dutch and Turkish |
Amateur Radio General Features
| 13-Segment Back-lit LCD Display | Yes |
| 1750 Hz Tone Burst Function. | Yes |
| Antenna Socket | SMA |
| Auto Power Off | Yes |
| Auto Repeater Offset | Yes |
| Battery Capacity Indicator | Yes, (Functions when in transmit) |
| Battery Saver Function | Yes |
| Beat Shift Function | Yes |
| Busy Channel Lock-out | Yes |
| Channel Display Mode | Yes |
| CTCSS Encoder/Decoder | Yes |
| DCS Encoder/Decoder | Yes, 104 Tones with Tone Scan function |
| Direct Frequency Entry | Yes |
| DTMF Memory | Yes, 16 memories of 16 digits each |
| Electronic Serial Number | Yes |
| Firmware Upgradable | Yes |
| High-Quality Front Speaker | Yes |
| Illuminated Front Panel Keys | Yes |
| Internal VOX | Yes |
| Key Beep | Yes - adjustable + OFF |
| Key Lock | Yes |
| Memory Channel Lock-out | Yes |
| Memory Channels | 208 Channels |
| Memory Channels with Alpha-tagging | 200 Memory Channels |
| Menu System for individual set-up | Yes |
| Monitor Function | Yes |
| Multiple Scan Functions | Yes |
| PC Programmable Memories | Yes |
| Power-On Message | Yes |
| Programmable Function Key | Yes |
| Reverse Repeater Checker | Yes |
| Time-Out Timer | Yes |
| Tone Alert Function | Yes, Bell tone |
| Wide/Narrow Deviation Selection | Yes |
| Wired Cloning facility | Yes |
Amateur Portable Specification
| RF Output Power (approx.) - High | 5.5 W |
| RF Output Power (approx.) - Mid | 2 W |
| RF Output Power (approx.) - Low | 1 W |
| Frequency Range - RX - VHF | 136 - 174 MHz |
| Frequency Range - TX - VHF | 144 - 146 MHz |
| Antenna Impedance - 50 Ohm | Yes |
| Audio Output Power | More than 400 mW (10% distortion) |
| Battery Life | With KNB-63L:
approx. 6 hours at hi-power - 10-10-80 duty cycle |
| Frequency Stability - TX | ± 2.5 ppm |
| Microphone Impedance | 2 kOhm |
| Modes - F2D, F3E (FM) | Yes |
| Operating Temperature Range | -20 °C to +60 °C with standard battery |
| Power Requirement (nominal) - Battery | DC 6 to 9 V |
| Receiver Circuitry - Double Super Heterodyne | Yes |
| Receiver Intermediate Frequency - 1st IF | 38.85 MHz |
| Receiver Intermediate Frequency - 2nd IF | 450 kHz |
| Receiver Selectivity (-6 dB) | More than 10 kHz |
| Receiver Sensitivity | Less than 0.16 µV for 12 dB SINAD |
| Receiver Squelch Sensitivity | Less than 0.13 µV |
| Transmitter Maximum Frequency Deviation - FM | less than ± 5 kHz |
| Transmitter Modulation Distortion | Less than 5% (300 Hz to 3 kHz) |
| Transmitter Modulation Mode - Reactance Modulation | Yes |
| Dimensions | W x H x D = 54 x 111.7 x 25.3 mm (with KNB-63L, projections not included) |
| Weight | 210 gr (with standard battery, antenna and belt clip) |
Applicable Standards
| IP54 | Yes |
| MIL-STD 810 C/D/E/F/G | Yes |