Power-Mite 2B Model PM 2B

The Power-Mite 2B is the same as the Power-Mite 2 Version 2 with the addition of VFO control on 20 meters and sidetone. The Power-Mite 2B has one large circut board with VFO transmit and receive on 80, 40, and 20 meters. No optional boards were available.

Front panel controls: On-off, Transmit-Receive, Receiver Resonate, VFO-Crystal, Bandswitches, Oscillator tuning, Final Resonate. A meter is provided to monitor final amplifier current.

• 40-80-20 meters.
• Crystal control or transceive operation (Transceive on 40-80-20 meters, crystal only on 15 meters.)
• Slide-rule dial. Flywheel tuning.
• Power - 12 volt lantern battery.
• Front panel band switching.
• Shaped audio - 200-2500 Hz.
• Metered power amplifier stage.
• Silicon transistors. Integrated circuit.
• 2 KHz receiving band width
• 2 watts input to final stage
• 100 cycles drift. No warm-up.

• ARRL Recent Equipment, QST, 1970, June

• Ten-Tec Knowledgebase Article on Identifying Power Mite Transceivers

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• Frequency Range: 3.475 - 4.025, 6.975 - 7.325
• Size: HWD 4" x 10.125: x 7.5"
• Shipping Weight: 4 lbs
• Power: 12 volts. 20 ma on receive, 300 ma on transmit
• Semiconductor devices: 1 dual gate MOSFET, 1 integrated circuit, 4 silicon transistors
• Type of Reception: CW - SSB - AM
• Sensitivity: Less than one microvolt provides readable signal
• Antenna input: 50 - 75 ohms
• Selectivity: 2 KC at 6 dB down points
• Audio:Output impedance - 1000 ohms. Frequency response - +/- 3 dB 200 Hz - 2500 Hz
• Frequency stability: Less than 100 Hz drift
• Transmitter: Power - 2 watts input. Output impedance 50 - 75 ohms, fixed link
• Headphones: Front panel tip jacks are provided
• Key: Phono jack is provided on rear apron
• Crystal: A crystal socket is provided on the front panel. The socket accepts holders of the HC6U type or any crystal with 0.486 inch spacing and 0.050 diameter pins.