28-11-2021, 06:15 PM
Hi.
The ECC85 was designed as an FM mixer oscillator valve. It isn't the most long lived valve in FM tuners and goes low emission.
Heater cathode breakdown isn't usually a problem and certainly not one I've encountered.
The ECC85 was designed as an FM mixer oscillator valve. It isn't the most long lived valve in FM tuners and goes low emission.
Heater cathode breakdown isn't usually a problem and certainly not one I've encountered.
