6/14/2008
Some Shaped CPO kit DC and AC measurements

All measurements in volts, made with a $2.99 Harbor Freight DVM
on the 20 V DC range or the 200 V AC range.

Supply voltage is 9 volts.

pots are all set roughly mid-way.

node				DC key up	AC key down	DC key down
LM386 pin 1			1.29		1.9		1.13
LM386 pin 2			0		0 (+ hum)		0 (+ hum)
LM386 pin 3			0		0		0
LM386 pin 4			0		0		0
LM386 pin 5			4.57		9.0		4.43
LM386 pin 6			9.00		19.0		8.97
LM386 pin 7			4.41		8.8		4.38
LM386 pin 8			1.29		2.2		1.14
R2 & R3 connection			.98		1.5		.98
R1 & Q2 C connection 		1.35		2.3		1.35

Chuck Olson, WB9KZY
Jackson Harbor Press