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Re: ND6T AGC implementation for uBIT-X


 

OK, I was wondering when Don, ND6T, would "check in". I don't want to step on anyone's toes, so I'm also awaiting response from Ion and Don.

I've been producing small kits since I retired in 1998.....and the object is to have fun and keep the costs as low as possible, after all this is a hobby. Don's AGC circuit seems like a good candidate.

Jerry, I believe I can get all those parts in a standard envelope and mail it for $0.50. I've done it before.

73 Kees K5BCQ

I would be focussed on using 0805 SMT parts,

1

?

?

PC board

?

1

Q1

MMBT2222

NPN

SOT-23

2

Q2,Q3

2N7002

FET

SOT-23

2

D1,D2

1N4148

Diode

805 size

4

R1,R3,R4,R5

?

100K resistor

805 size

1

R2

?

1K resistor

805 size

1

R6

?

1M resistor

805 size

2

C3,C5

Ceramic

10nF capacitor

805 size

2

C1,C2

Ceramic

100nF capacitor

805 size

1

C4

Tantalum

1uF capacitor

805 size

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