9-In-Line Superheterodyne
1926
High Frequency Laboratories
135D North Wells Street,
Chicago, Illinois, USA

Tube Line Up:
01A...1st. Det.
01A...Oscillator
01A...1st. I.F. Amplifier
01A...2nd. I.F. Amplifier
01A...3rd. I.F. Amplifier
01A...4th. I.F. Amplifier
01A...2nd. Detector
01A...1st Audio
01A or 112A...Audio Output

Dementions:
Hight...9 inches
Wedth...28.5 inches
Depth...12.5 inches

Frequency Range:
BC...550 Khz to 1500 Khz
I.F.Freq...? Khz

Power Source:
Battery...+6 Volts
Battery...+45 Volts
Battery...+67.5 Volts
Battery...+90 Volts
Battery...-4.5 Volts

    The schematics and Information for this radio can be found at the Nostalgia Air web site by clicking on the link below.

Schematic and information

This web page was last updated: July 1,2007