F fizzit New Member Jul 21, 2010 #21 OK I'll try that... it actually appears they already have an inbuilt 82 ohm resistor. But maybe not. Thanks!
OK I'll try that... it actually appears they already have an inbuilt 82 ohm resistor. But maybe not. Thanks!
F fizzit New Member Jul 23, 2010 #22 Actually, the SCRs have an impedance of ~130 ohms measured either way from cathode to gate, so I guess they already have an internal resistor.
Actually, the SCRs have an impedance of ~130 ohms measured either way from cathode to gate, so I guess they already have an internal resistor.