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5840W=EF732 Sylvania NOS 1970's (5.2ma)5840W Sylvania NOS 1970's (W=ruggedized version) 5. 2ma Gm=4400 (5840=subminiature) (The 5840 is the special quality version of the EF732 pentode. It appears to be an updated version of the EF72. It is a high impedance device probably used at as an IF amplifier with a tuned anode circuit at a frequency of 10. 7 MHz. The thin glass tube envelope is 9 mm in diameter, and excluding the B8D base pins is 36 mm tall) Soundelux E49 Soundelux U99 GROOVE TUBES
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5840W Sylvania NOS 1970's (W=ruggedized version)
5.2ma
Gm=4400
(5840=subminiature)
(The 5840 is the special quality version of the EF732 pentode. It appears
to be an updated version of the EF72. It is a high impedance device probably
used at as an IF amplifier with a tuned anode circuit at a frequency of 10.7 MHz.
The thin glass tube envelope is 9 mm in diameter, and excluding the B8D base pins is 36 mm tall)
- Soundelux E49
- Soundelux U99
- GROOVE TUBES GT66 mic
- Peluso P-28
- Brauner Valvet-X tube microphone
5840W=EF732 Sylvania NOS 1970's (5.2ma)
Item no
:
69612765005
US$ 12.99
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Min. order:
1piece
Shipping Estimate
USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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