| GENERAL |
| Type: | Amateur HF/VHF transceiver |
| Frequency range: |
TX: 10-160 m + WARC / 6 m
RX: 0.1-30 / 44-54 MHz
(2 m option. Also 472 KHz with KBPF3A)
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| Tuning steps: | 1 / 10 / 20 / 50 Hz |
| Frequency stability: | Standard: ±5 ppm @ 0 to 50°C (32 to 122°F) |
| Mode: | AM / FM / SSB / CW / Data / FSK / AFSK |
| Channels / memory management: |
100 regular
4 scratch pad per band
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| Repeater shift / offset: | ±0 to 5000 KHz |
| Power supply: | 11-15 VDC (Anderson PowerPoles) |
| Current drain / power consumption: | RX: 1 A (Single RX)
TX: Max 4 A |
| Antenna impedance / connector: | 50 ohm / SO-239 |
| Dimensions (W*H*D): | 272*102*254 mm (10.7*4*10") |
| Weight: | 3.8 Kg (8.5 lb), without options |
| Other features: |
USB audio and control. RS-232C. Built-in PSK31/PSK63/CW/RTTY encoder/decoder.
Realtime clock. Transverter interface. 1750 Hz call tone. 32-bit IF DSP. VOX.
CTCSS/PL encoder.Graphic equalizer. VOX. Built-in keyer. 3-step attenuator.
DVR option. Sub RX option.
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| RECEIVER SECTION |
| Receiver system: |
Double conversion superheterodyne
1st IF: 8.2 MHz
2nd IF: ? KHz
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| Sensitivity: |
HF: -138 dBm (MDS, preamp 1)
6 m: -145 dBm (MDS, preamp 2)
(Specifications guaranteed only within ham bands)
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| Selectivity: | |
| Image rejection: | 70 dB |
| AF output power / speaker: | 2.5 W at 10% distortion / 4 ohm |
| External speaker connector: | 3.5 mm |
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| TRANSMITTER SECTION |
| RF output power: |
| HF | 6 m | 2 m* | 472 KHz** |
|---|
| AM: | 0.1-12 W | 0.1-8 W | 0.1-10 W | ~0.5 mW |
| FM: | 0.1-12 W | 0.1-8 W | 0.1-10 W | ~0.5 mW |
| SSB (PEP): | 0.1-12 W | 0.1-8 W | 0.1-10 W | ~0.5 mW |
| CW: | 0.1-12 W | 0.1-8 W | 0.1-10 W | ~0.5 mW |
* With 2 m option
** With KBPF3A
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| Modulation system: | |
| Max FM deviation (Factory set): | ±5 KHz |
| Spurious emissions: | HF: Better than -50 dB
6 m: Better than -60 dB |
| Microphone impedance / connector: | ? ohm / 8-pin (Metal locking ring connector) |
| Microphone input level: | ? mV |
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| MISCELLANEOUS |
| Manufactured: | USA, 2015-20xx (Discontinued) |
| Additional info: | This is basically an updated K3 with many improvements |
| Related documents: |
User manual Rev.A1 (5.4 MB)
Manual errata Rev.A1-2 (100 KB)
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| Modifications and fixes: | |
| Reviews: | |
| Options / Accessories: |
KAT3A
KAT500
KBPF3A
KDVR3
KPA3A
KPA500
KRX3A
KTCXO3-1
K3/0-Mini
K3EXREF
K144XV
P3
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Internal auto-ATU with dual antenna switch
500 W+ wide-range ATU
General coverage bandpass filter array
Digital voice recorder
Internal 100 W amplifier upgrade
500 W+ hi-perf 6-160 m linear amplifier
Hi-perf sub receiver
High-stability TCXO. ±0.5 ppm typical
Mini panel. For remote operation of K3 or K3s
External reference lock
2 m module
Fast and sensitive panadapter with hi-res display
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