Advanced superhet receiver with calibrated electrical bandspread on 80-10M, 3-position crystal filter, and built-in S-meter. Technical Specifications Manufacturer National Model NC-98 Device Function Superheterodyne Communications Receiver Frequency Range 540 kHz to 40 MHz in 4 bands; calibrated electrical bandspread on … Continue reading →

Dual conversion receiver covering 540 Kc to 31 Mc plus 6-meter band, push-pull audio, crystal filter, and illuminated Lucite dials. Technical Specifications Manufacturer National Model NC-183D Device Function Dual Conversion Communications Receiver Frequency Coverage 540 kHz to 31 MHz plus … Continue reading →

Ham receiver covering 160 to 1-1/4 meters across 10 dial scales, 12″ slide rule dial, 3-position IF selector, linear detector for SSB. Technical Specifications Manufacturer National Model NC-300 Device Function Amateur Band Communications Receiver Frequency Bands 160 to 1-1/4 meters … Continue reading →

9-tube superhet receiver covering 550 Kc to 36 Mc in 4 bands, built-in Select-O-Ject filter, calibrated bandspread, and S-meter. Technical Specifications Manufacturer National Model NC-125 Device Function Superheterodyne Communications Receiver Frequency Range 550 kHz to 36 MHz in 4 bands; … Continue reading →

Compact broadcast and shortwave receiver covering 540 Kc to 30 Mc with slide rule dial, miniature tubes, and built-in speaker. Technical Specifications Manufacturer National Model SW-54 Device Function Broadcast and Shortwave Receiver Frequency Range 540 kHz to 30 MHz continuous … Continue reading →

Dual conversion receiver above 7 Mc. Edge lighted direct frequency reading scale, 12 permeability tuned IF circuits, push-pull hi-fi audio. Less speaker. Technical Specifications Manufacturer National Model HRO-Sixty (HRO-60) Device Function Communications Receiver Frequency / IF Dual conversion above 7 … Continue reading →

8-tube superhet receiver covering 540 Kc to 40 Mc in 4 bands with calibrated bandspread on 80 through 10 meters and built-in speaker. Technical Specifications Manufacturer National Model NC-88 Device Function General Coverage Communications Receiver Frequency Range 540 kHz to … Continue reading →