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Hi Kyle,
Thank for your interest. With my present 2-transistor inverter/oscillator it draw 5 amps sitting there. The new one that some have been building including myself has a quiescent or standby current of only .6 amps. But the old one draws so much power that I can't (won't) turn on the headlights too. In other words:
-present power hog inverter + headlights = too much for the alternator-
The two schematics we have been working with follow. They are simple, self oscillators ... no 555's or Micros. The first one is the power hog and the second one is looking much better, there is also a capture of the trace from the new NPN inverter @ 45 Watts, input voltage is 14.5 VDC:
The newer inverter really ain't that bad for a simple device.
Thanks,
Greg
currently in service - high quiescent power hog self-oscillator
newer low quiescent power self-oscillator
trace of newer @ 45 Watts load and 14.5 VDC input @ 60 Watts consumption.
Originally posted by Xack
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Thank for your interest. With my present 2-transistor inverter/oscillator it draw 5 amps sitting there. The new one that some have been building including myself has a quiescent or standby current of only .6 amps. But the old one draws so much power that I can't (won't) turn on the headlights too. In other words:
-present power hog inverter + headlights = too much for the alternator-
The two schematics we have been working with follow. They are simple, self oscillators ... no 555's or Micros. The first one is the power hog and the second one is looking much better, there is also a capture of the trace from the new NPN inverter @ 45 Watts, input voltage is 14.5 VDC:
The newer inverter really ain't that bad for a simple device.
Thanks,
Greg
currently in service - high quiescent power hog self-oscillator
newer low quiescent power self-oscillator
trace of newer @ 45 Watts load and 14.5 VDC input @ 60 Watts consumption.
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