Lomo Microphones

[tonzauber]

Lomo 19A19

For those not capable of russian:

Heater: 6,1V
Anode: 24 V
Grid: - 2V

 

[alexidoia]

I am digging this one up.
From what I collected 19a19 used :
6C31b-P tube or 6C51H-B.
I could not find theirs specs though. Do you happen to know the current they need ?
Thanks.
Alex

 

[ungifted]

https://rudatasheet.ru/tubes/6s51n/
https://rudatasheet.ru/tubes/6s31b/

 

[duantro]

I noticed the first link did't work.

 

[gyraf]

http://kinap.su/библиотека/инструкции/микрофоны/
posted by user Rust7