Follow Ups Full Thread

Topic - why use a gm70 when 845 is current production (chinese though) and... - jarthel 18:29:34 04/03/07 (29)

• Good question. no good answers IMNSHO - Ed Sawyer 19:08:25 04/05/07 (4)
• Re: Fugly? - Dave-A 08:24:28 04/07/07 (0)
• Sorry Ed, the arguments dont make any sense - Jim Doyle 01:04:00 04/06/07 (1)
• Re: Sorry Ed, the arguments dont make any sense - nc 16:27:51 04/08/07 (0)
• Re: Good question. no good answers IMNSHO - nc 19:20:53 04/05/07 (0)
• Quality parts courtesy of the Taxpayers of the USSR - Jim Doyle 20:44:40 04/04/07 (3)
• Is it still in production? (nt) - Triode_Kingdom 06:07:02 04/05/07 (2)
• Unfortunately, not. - sser2 11:58:32 04/06/07 (0)
• And why does it matter unless you are a manufacturer - nc 19:17:19 04/05/07 (0)
• Because: - sser2 20:17:29 04/03/07 (2)
• cheaper? - jarthel 20:47:42 04/03/07 (1)
• Cheaper. - sser2 11:40:06 04/04/07 (0)
• Re: why use a gm70 when 845 is current production (chinese though) and... - dave slagle 18:51:55 04/03/07 (16)
• is there any advantage to having double the heater power? thanks (nt) - jarthel 20:48:36 04/03/07 (15)
• Implies greater peak cathode current capability (nt) - Triode_Kingdom 05:44:16 04/04/07 (14)
• Re: Implies greater peak cathode current capability (nt) - dave slagle 07:35:50 04/04/07 (13)
• Re: which also doubles the voltage gradient across the cathode.... - Ivan303 11:28:56 04/04/07 (12)
• It is not so bad. - sser2 11:51:31 04/04/07 (9)
• Re: It is not so bad. - dave slagle 16:07:08 04/04/07 (8)
• Agree. - sser2 19:38:14 04/04/07 (7)
• Agree but not an issue because... - Triode_Kingdom 07:28:47 04/06/07 (5)
• It depends. - sser2 12:31:23 04/06/07 (4)
• tx-rectifiers-lclc-cmc-hum pot-filaments - nc 12:48:53 04/06/07 (3)
• Right. - sser2 13:23:15 04/06/07 (2)
• More research & an article by Lynn Olson - nc 14:14:00 04/07/07 (1)
• Sure it won't hurt to have more. - sser2 16:46:26 04/07/07 (0)
• Re: Agree. - dave slagle 20:33:44 04/04/07 (0)
• Re: which also doubles the voltage gradient across the cathode.... - dave slagle 11:47:34 04/04/07 (1)
• Me too... - Ivan303 12:00:31 04/04/07 (0)

Follow Ups

• Re: why use a gm70 when 845 is current production (chinese though) and... - dave slagle 18:51:55 04/03/07 (16)
• is there any advantage to having double the heater power? thanks (nt) - jarthel 20:48:36 04/03/07 (15)
• Implies greater peak cathode current capability (nt) - Triode_Kingdom 05:44:16 04/04/07 (14)
• Re: Implies greater peak cathode current capability (nt) - dave slagle 07:35:50 04/04/07 (13)
• Re: which also doubles the voltage gradient across the cathode.... - Ivan303 11:28:56 04/04/07 (12)
• It is not so bad. - sser2 11:51:31 04/04/07 (9)
• Re: It is not so bad. - dave slagle 16:07:08 04/04/07 (8)
• Agree. - sser2 19:38:14 04/04/07 (7)
• Agree but not an issue because... - Triode_Kingdom 07:28:47 04/06/07 (5)
• It depends. - sser2 12:31:23 04/06/07 (4)
• tx-rectifiers-lclc-cmc-hum pot-filaments - nc 12:48:53 04/06/07 (3)
• Right. - sser2 13:23:15 04/06/07 (2)
• More research & an article by Lynn Olson - nc 14:14:00 04/07/07 (1)
• Sure it won't hurt to have more. - sser2 16:46:26 04/07/07 (0)
• Re: Agree. - dave slagle 20:33:44 04/04/07 (0)
• Re: which also doubles the voltage gradient across the cathode.... - dave slagle 11:47:34 04/04/07 (1)
• Me too... - Ivan303 12:00:31 04/04/07 (0)