Re: MFG CUB

---------

From: w8diz (w8diz@fpqrp.com)
Date: Thu Sep 06 2001 - 10:25:21 CDT


On my email 2 minutes ago, I forgot to mention that in this circuit,
the Drain and Source are interchangeable (i think)

-Diz, W8DIZ

----- Original Message -----
From: "Ingo, DK3RED" <DK3RED@t-online.de>
To: "Low Power Amateur Radio Discussion" <qrp-l@Lehigh.EDU>
Sent: Thursday, September 06, 2001 10:27 AM
Subject: MFG CUB

> Hello,
>
> I am looking for an info about a special detail of the MFG CUB. The AGC
> between the NE602 and the LM386 uses a FET 2N7000.
>
> ProdDet NE602 LM386
> -------------- --------------
> | 4 o---+-----||--+------o 2 |
> | | | | | |
> | | ===.047uF | | 5 o--||--------+
> | | | | | | |
> | 5 o---+-----||--|---+--o 3 | x
> -------------- | | -------------- x 1k
> | | x
> | | ? |
> | +----| G |
> | 2N7000 ||----+--------+----|<--+
> +--------| | | 1N4148
> ? x |+
> x 680k === 2u2
> x |
> | |
> GND GND
>
> On witch pin is the drain and who the source (the gate is clear hi)?
>
> --
> 72/73 de Ingo, DK3RED ( Don't forget: the fun is the power ! )
>
> eMail: dk3red@qsl.net - homepage: www.qsl.net/dk3red
>
>
>


Search QRP-L Archives

[ QRP-L Archive | ]
[ 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 ]

---------

This archive was generated by hypermail 2b29 on Fri Oct 05 2001 - 09:30:54 CDT

kd4ab@kd4ab.org