EM4s (CV1434) are pretty rare and expensive and old ones are often in poor condition. The 6CD7, EM34, CV394, 6M2, and 64ME are exact equivalents. The EM4 has a German P8A locking base...
You can replace them with alternatives such as the far cheaper Russian 6E5C, e.g. http://www.radiomuseum.org/forum/replacing_the_em4_by_the_6e5c.html Nick -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/2f196b5d-3093-48fd-8b8a-0ac189ba2d92%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
