Hot Preamp Tone Board OP AMP Stereo Preamplifier Volume Tone Control OPA2604 AD827JN with LM317+LM337 Circuit
![Hot Preamp Tone Board OP AMP Stereo Preamplifier Volume Tone Control OPA2604 AD827JN with LM317+LM337 Circuit](http://ae04.alicdn.com/kf/H7c5e236065b74dd5b0e5d93422cd6175s.jpg)
sku: 1005002592134312
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$56.22
Shipping from: China
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