Re: Unusual functions of cheap parts


"Henry Kiefer" <otc_friend@xxxxxxx> wrote in message
news:4388fc28$0$20854$9b4e6d93@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> Yes Martin. I've seen that and a refrigerator can it too!
> - Henry
>
>
> "martin griffith" <martingriffith@xxxxxxxxxxxxx> schrieb im Newsbeitrag
> news:ft1ho1du06kls05nge61k2so27j1b41rk3@xxxxxxxxxx
>> On Thu, 24 Nov 2005 09:40:27 +0100, in sci.electronics.design "Henry
>> Kiefer" <otc_friend@xxxxxxx> wrote:
>>
>> >Hi all -
>> >
>> >After my first thread going from "standard" cheap parts for up to vhf
>> >frequency to a discussion about the usefulness of Spice simulator......
>> >I
>> >try it another time hopefully get attention of frustrated co-readers:
>> >
>> >For example the rechtifier diode 1N4007 can be used as a rf switching
> diode,
>> >for example as rx/tx-switch. This is because it is a pin structure
>> >diode.
>> >This type is cheap and you can get it almost everywhere. It shows good
>> >performance for the price. Surely for high-end you should do it with
> another
>> >type tuned to the application it is made for. But anyway it works in
>> >some
>> >circuits.
>> >
>> >Do you know of other interesting devices or circuits good for misuse?
>> >
>> >Best regards -
>> >Henry
>> >
>> Switching a 20 year old 24v weller soldering iron on and off is a good
>> test for seeing if an 8051 cpu board is EMC proof
>>
>>
>> martin
>


But, it's a bit easier to degauss your picture tube with a soldering gun
than with a refrigerator.

John


.