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Old 15th October 2012, 05:48 PM   #1
SAC is offline SAC  United Kingdom
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Default PLLXO input impedance when doubling amps?

Anyone know what will happen to input impedance if I drive one channel of the PLLXO into two amps, an amp6b (50k) and an amp9b? (50k)?

Has input impedance just doubled - 50k+50k=100k?
Or halved?
Or stayed the same?
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Old 15th October 2012, 06:50 PM   #2
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It should halve.
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Old 15th October 2012, 06:53 PM   #3
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Halved

dave
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Old 15th October 2012, 08:09 PM   #4
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Thanks guys. That is a shame. I hoped the opposite.
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