This site uses third-party website tracking technologies to provide and continually improve our services, and to display advertisements according to users' interests. I agree and may revoke or change my consent at any time with effect for the future.
ECH 41
ECH 41 Triode-hexode frequency changer
Fig. 1
Normal and X-ray photographs of the ECH 41 (approximately actual size).
The ECH 41 is a triode-hexode designed along the simplest possible l