Model 1202 Dual Band Wattmeter

 HF/VHF SWR Bridge and Wattmeter covering 1.8 - 54 MHz plus 2-Meters. Separate HF and VHF connectors allows connecting both rigs at the same time. Includes range switch for 20 or 200 watt scales, HF/VHF selection switch, and sensitivity control. Housed in a rugged steel enclosure.

Specifications:

    Frequency Coverage: HF: 1.8 to 54 MHz, VHF: 140 to 150 MHz
    RF Power Ranges: 0 - 200 and 0 - 20 watts RF
    Wattmeter Accuracy: +/- 10% of full scale reading with 50 ohm resistive load
    SWR Sensitivity: better than 2 watts
    Impedance: 50 ohms nominal
    Circuitry: Separate HF and VHF sensing circuits, each with op-amp boosted forward and        reverse voltage outputs
    Battery Life: Approximately one week continuous (9V alkaline cell)
    External Power: 9 to 14 volts DC (2.1 mm connector, positive center)
    

In questo link sono elencati 44 modelli, di cui 37 con immagini e 12 con schemi.
Elenco delle radio e altri apparecchi della Ten-Tec Inc.; Sevierville, TN