General Specification :
- Frequency Coverage: 40M, 7.000-7.170Mhz (VFO) using diode varactor + potentiometer.
Micro40S also can shift from 7.00Mhz to 7.30Mhz only with ferrite adjustment, but only 170Khz in tuning range. - RIT or Clarifier, selected by togle switch, +/- 2Khz
- SSB or CW mode, selected by togle switch
- Power: 10-14VDC
- receive 25mA (no signal), 200mA max, 900mA on transmit.
- Controls: Tuning, Volume, RIT/Clarifier
- Antenna Impedance : 50 ohms
- Board size: 70mm x124 mm
RECEIVER Specification :
- Single conversion superheterodyne. IF 5Mhz.
- Sensitivity: 0.2uV
- Selectivity: 2.4Khz, 4 pole crystals ladder filter (main) and 2 pole ladder filter (tail)
- Audio output: 250mW, 8ohm, LOUDSPEAKER NOT INCLUDED
TRANSMITTER Specification :
- RF Power Output: 2 - 4W PEP (10-14V)
- Second harmonic output: -45dB.
- Other spurios signals: -50dB or better.
- Carrier suppressión: better than -35dB
- T/R Switching: 1 Relay
- Microphone type: electret Mic (no included).
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[ 此帖被BA2Bi在2013-12-29 23:16重新编辑 ]
