- tcon boards - 1 Update
- 1920s radio - 2 Updates
| Stu jaxon <stankowalski02@gmail.com>: Sep 02 07:34AM -0700 is there a difference between tcon t550hvn03.5, and board t550hvn03.2..? in other words will the 3.2 board work in a scept e55,.? |
| Cursitor Doom <curd@notformail.com>: Sep 01 05:52PM On Thu, 29 Aug 2019 22:42:01 -0700, tabbypurr wrote: > Not a bad idea. They'd last ages too. They sure would. Their combined internal resistances would see to that; law of diminishing returns and all that. You really need to establish what the likely anode current will be. Amazing what they did with just one tube, though! Got to admire the resourcefulness that went into such designs. -- This message may be freely reproduced without limit or charge only via the Usenet protocol. Reproduction in whole or part through other protocols, whether for profit or not, is conditional upon a charge of GBP10.00 per reproduction. Publication in this manner via non-Usenet protocols constitutes acceptance of this condition. |
| tabbypurr@gmail.com: Sep 01 04:38PM -0700 On Sunday, 1 September 2019 18:52:23 UTC+1, Cursitor Doom wrote: > They sure would. Their combined internal resistances would see to that; > law of diminishing returns and all that. You really need to establish > what the likely anode current will be. 2-3mA. PP3s can kick out over 100mA. > Amazing what they did with just one tube, though! Got to admire the > resourcefulness that went into such designs. Oh yes. Resourceful was the name of the game for a long time, now that silicon's cheap few care about efficiency or smart tricks. NT |
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