[Heathkit] SG4501N Needed

[Mark K3MSB]

Thanks guys!   That was quick!   Got a few responses.

73 Mark K3MSB

On Tue, Aug 9, 2011 at 7:03 PM, Mark K3MSB <mark.k3msb at gmail.com> wrote:

> A friend of mine is fixing up a IO-4510 scope and needs a SG4501N.
>
> I've found the SG4501N was obsolete years ago; replacements for it were the
> ECG921 and NTE921 but they are obsolete also.
>
> Anybody have one,  or know of another substitute?
>
> 73 Mark K3MSB
>