Re: Apple II preamplifier

["Bill Garber" <willy46pa@comcast.net>]

"Michael J. Mahon" <mjmahon@aol.com> wrote in message 
xPydneBu_u0faA7eRVn-iw@comcast.com">news:xPydneBu_u0faA7eRVn-iw@comcast.com...
> Simon D. Williams wrote:
>> On Sun, 4 Dec 2005, Simon D. Williams wrote:
>>
>>
>>>For reasons that probably should remain a mystery, I'm trying to
>>>"cross-over" the cassette I/O ports on a pair of IIes... the immediate
>>>problem is that the output is at line level and the input expects a much
>>>higher level, so I need to amplify the signal. Is it possible to make a
>>>very small amplifier to achieve this?
>>
>>
>> Forget that last sentence... obviously it's possible. The question should
>> be: how can it be done simply and cost-effectively?
>
> If you'd rather buy the parts at Radio Shack than buy the
> assembled unit, then you are looking for a microphone
> pre-amplifier circuit.  Google should turn up dozens,
> and you can take your pick--discrete transistors, IC op-amp,
> single-voltage supply, split supply, etc.
>
> Frankly, unless you really like to build things, buying a
> pre-amp or mic-input mixer--or picking up a used cassette
> recorder at Goodwill--is the simplest way to go.


I believe I have already done this research, Simon,
email me and I'll return one that should do the job.

Bill Garber