- Silver series (Low range) for Beginners
-
Gold series (Mid range) for Amateurs
-
Diamond series (High range) for Professionals
(Diamond series will challenge the commercial transceivers)
Design Goals
- Electric homebrewed pipe Mic
- Power amplifier with IRF510/ IRF250 transistors
- SA602 Front end mixer with Single side PCB
- Dynamic Mic / Audio Compression 1:1 to 15:1
- Variable IF Band-with 400Hz to 3000Hz
- Variable IF Gain Control
- Power amplifier (RD06HHF1 as driver and two RD16HHF1 as PA)
- Double side PTH PCB
- Double balanced diode mixer for excellent dynamic range
- Dynamic Mic / Audio Compression 1:1 to 15:1
- Variable IF Band-with 400Hz to 3000Hz
- Variable IF Gain Control
- Pre amp on/off, Attenuator on/off, Agc auto/ manual ,Agc fast /slow
- Variable AF Filter
- Noise blanker Add on
- Pushpull Power amplifier (RD06HHF1 as driver and RD16HHF1 as PA)
- SWR Protection
- Double side PTH PCB
Features & specification :
GEK1C: Any One Bands
- Receive sensitivity: 0.8µV
- DDS VFO of tuning step 10,100Hz &1,10,100KHz
- 16 x 2 Digital Lcd display SWR /Signal / Power / Frequency readout
- Variable-bandwidth receive crystal filter, approx. 400-3000 Hz
- 7-pole, 2.2 kHz Transmit crystal filter
- Narrow double-tuned bandpass filters
- Switchable Attenuator
- Audio Compression range 1:1 to 15:1
- IF BW & IF Gain
- Rugged 10-20Watts-PEP,SWR protected, PA RF transistors
- 5Watts audio output built in high efficiency speaker
- 600Ω / 300 to 3000Hz / 120 ± 3dB Dynamic PTT microphone
- SIZE : 180mm (L) x 200mm (W) x 65mm (H)
- Weight : 1.5Kgs
- 12-14 VDc
- Reverse – polarity protection, Internal self-resetting fuse
Features & specification :
GEK2A: 40m/20m Bands
GEK2B: Any two Bands
- Receive sensitivity: 0.8µV
- DDS VFO of tuning step 10,100Hz &1,10,100KHz
- 16 x 2 Digital Lcd display SWR /Signal / Power / Frequency readout
- Variable-bandwidth receive crystal filter, approx. 400-3000 Hz
- 7-pole, 2.2 kHz Transmit crystal filter
- Narrow double-tuned bandpass filters
- Switchable Attenuator
- Audio Compression range 1:1 to 15:1
- IF BW & IF Gain
- Rugged 10-20Watts-PEP,SWR protected, PA RF transistors
- 5Watts audio output built in high efficiency speaker
- 600Ω / 300 to 3000Hz / 120 ± 3dB Dynamic PTT microphone
- SIZE : 180mm (L) x 200mm (W) x 65mm (H)
- Weight : 1.5Kgs
- 12-14 VDc
- Reverse – polarity protection, Internal self-resetting fuse
See More: Link
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