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  • OPA1637EVM: How do you change the gain of the EVM from 5v/v to 10v/v?

    Part Number: OPA1637EVM Other Parts Discussed in Thread: OPA1637 Tool/software: How do you change the gain of the EVM from 5v/v to 10v/v? I have a 50mV 0 offset balanced audio signal in and I have tried changing the R2/R11 pairs to 7.3k and I got no…
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  • OPA1622EVM: EVM Releases Magic Smoke

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    Part Number: OPA1622EVM Other Parts Discussed in Thread: OPA1622 , , OPA1637EVM Testing an opa1622evm and powered it with 2x 13v batteries. I then connected the balanced output of a topping e70 dac to it and with no load the evm measured 4.8 vrms in…
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    • Answered

  • OPA1637: Maximum output

    Resolved
    Part Number: OPA1637 Other Parts Discussed in Thread: THP210 , , THP210EVM , OPA2210 OPA1637 and THP210 on a dual 18V supply have a swing that will allow for 12.5Vrms. The data sheet for the OPA1637 cites the ability to put out 24dBm, but no conditions…
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