Note
QST, Sep 1953, p. 107.
Millen catalog, 1959.
QST, May 1972, p. 132.
90901 panel bezel matches that of a standard 2 inch meter.
Requires Millen 90202 or equivalent external power supply.
The 90202 is a small encapsulated plug-in module using an standard octal tube base. It provides 750 VDC @ 3 mA, and 6.3 VAC @ 600 mA. Input is 117 VAC, 50/60 Hz. Size: 4-1/2 inches high x 1-7/8 x 2-1/8. inches.
A somewhat larger solder-in version of the power supply is the 90202M. Both versions are rare.
CRT
90901: 1CP1
90911: 1EP1