Designed to function as a combined mixer and oscillator in automobile radio receivers MFR: GE, RCA, Sylvania SKU: 12AD6 New old stock * No longer available for export.
Designed to be used as an output amplifier primarily in automobile receivers and in AC-operated receivers New old stock * No longer available for export. MFR: Westinghouse Made in Japan SKU: 12AQ5-JAPAN-WH
Designed for service as a combined local oscillator and mixer at high frequencies. MFR: RCA, GE, Sylvania, Westinghouse, Zenith, Crosley, Raytheon SKU: 12BA7 New old stock * No longer available for export.