Hambuilder HBR4HF (4 Band HF Transceiver)
by E-bay: The packet consist of:
HBR4HF board exciter + LPF + BPF + PA (assembled and tested)
RTC01C (16×2 LCD display) Controller with si5351 synthesizer VFO/BFO (assembled and tested)
Aluminum enclosure with heatsink and related connector (need to assembly by your self)
Condenser mic with loudspeaker (need to assembly by your self)
Heterodyne 10MHz Xtal filter exciter based on Hambuilder BritX exciter
300-25000Hz audio band pass active filter using NE5532
4 Band coverage (80m, 40m, 30m, 20m) with 3 selector LPF/BPF
20-35 watt RF power output,
2x IRF 530 Final RF amplifier
SSB modulation
16×2 char LCD
Si5351 VFO and BFO synthesizer based on RTC01C controller
Band Coverage
80m (3.500.000 – 4.000.000)
40m (6.900.000 – 7.250.000)
30m (10.100.000 – 10.149.999)
20m (14.000.000 – 14.349.999)
bands are programmable, as long as not cross the BPF/LPF range
Typical board connection, You just have to connecting/soldering this (cable/wire supplied)
VFO
BFO
Band Selector
RX/TX indicator
MIC
Speaker
AF Gain potensiometer (Volume)
Mic Gain potensiometer
Power supply and switch
Antenna connector
Ebay Price: US $185.00