American
1937
Unknown Distributor
Manufactured by
Hetro Electrical Industries Inc.
4611-17 Ravenswood Avenue,
Chicago, Illinois, USA

Tube Line Up:
6A7...1st. Mixer/Oscillator
6D6...I.F. Amplifier
75...2nd. Detector
6G5...Tuning Indicator
25L6...Audio Output
25Z5...Rectifier
L49C...Ballast

Dimensions:
Height...7 inches
Width...10 inches
Depth...6 inches

Frequency Range:
BC (Green)...550 kHz to 1600 kHz
SW1 (White)...1.8 MHz to 5.0 MHz
SW2 (Red)...6.0 MHz to 16 MHz
I.F.Freq...465 kHz

Power Source:
AC/DC...110 Volts

    Click here to see the location where the Hetro Electrical Industries Inc. factory building once stood but is now a parking lot.

    The schematic for this radio can be found at the Nostalgia Air web site by clicking on the links below.

Schematic and information

    View of the chassis prior to restoration. The tubes and tube shields have been removed for bettering viewing of the chassis.

This web page was last updated: January 4, 2007