1942 WRL Catalog, page 67
WRL-150: speech amplifier modulator; Ad: NOV
40 QST; price
$49.50; 75 watts (capable of modulating 150 watt transmitter);
6SJ7 speech amplifier, 6N7 inverter, four 6L6G's modulator, 83
rectifier.
WRL-150: transmitter (R.F. section only); 1942 catalog; price
$42.00 kit, $46.50 wired; meter kit $7.32; tube kit $9.18; coil
sets $3.75; 150 watts input; 160 thru 10 meters; 6L6 oscillator,
HY30Z buffer, push-pull HY30Z's in final amplifier.
WRL-150: power supply; 1942 catalog; 1942 catalog; price
$39.50
kit, $42.50 wired; tube kit $2.00; supplies 800 volts @ 300 mA;
uses 816 mercury vapor rectifiers.