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roycruz23 · 1538

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Offline roycruz23

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on: May 15, 2018, 12:17:49 PM
Hi! Can I substitute/use 6FY7 or 6FM7 for 6FJ7?

Thank you,
Roy


Offline Paul Joppa

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Reply #1 on: May 15, 2018, 01:57:09 PM
Quote from: roycruz23 on May 15, 2018, 12:17:49 PM
Hi! Can I substitute/use 6FY7 or 6FM7 for 6FJ7?

Thank you,
Roy
The 6FY7 can't handle the voltage or the plate dissipation. The 6FM7 would need to change the operating points (voltages and currents) - in other words, re-design the circuit.

Paul Joppa

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