To: | <amps@contesting.com> |
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Subject: | [Amps] 4CX250B/F |
From: | nagato at arnet.com.ar (GGLL) |
Date: | Thu Jun 19 08:31:34 2003 |
Reading RCA manual I've seen that 4CX250B (6V heater) tube requires no warm-up period, but 4CX250F (26 V heater) a 30 seconds period, why the difference? Best regards and TIA Guillermo - LU8EYW. |
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