Substitute For Germanium Diode 1n34

They are hard to get because there is little demand for germanium diodes. Typical examples are the 1n5711 or bat41.

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Germanium diodes and possible alternatives.

Substitute for germanium diode 1n34. Widely used for detecting the rectifying efficiency or for switching on a radio tv or stereo etc. Hartman uses the silicon version 1n60p in their compressor and thats a great orange squeezer derivative. Some places are selling silicon diodes as a substitute or equivalent replacement with the 1n34a number as germanium.

Also you can order online the 1n34a from radio snack for 36 cents each. Drake used the 1n270 germanium diode for rfswr sensor in their equipment which are available but a bit rare these days. Hot carrier or schottky diodes have largely replaced germanium point contact diodes such as the 1n34.

These are pn junction silicon types and not point contact germanium. The part is 900 6232. A suitable substitution for 1n270 is the central semiconductor cdsh 270 schottky diode.

Some of there data sheets even say germanium in the header but state silicon in the data area. Think of a 1n34 not as specifying that specific part but as code for a generic small signal germanium diode. Check the spec sheet to ensure you understand what youre buying.

The 1n34a germanium diode is an old standby in electronics. The 1n34a is still widely available. Radio shack germanium diode package of 10 or 15 is the exact substitute.

The package usually has 1n270s in it. I am not sure of availability in the uk. Once you find a germanium diode you are most of the way there.

If you can locate another source that supplies replacement parts for radiotv repair they will likely have a 1n34 diode or a direct replacement. Its used because it traditionally could be had at small suppliers which meant that it. Mine are germanium point contact diodes and not schottky silicon diode.

You could also use a small signal schottky diode as. The first germanium diodes i used as a kid here in the us was the 1n34 and as far as i know they are still available as 1n34a or an nte 109 i think. Is there a substitute for 2oa99 germanium diodes.

For instance a 1n60 is a better overall choice than a 1n34a for the diode in an orange squeezer because its really really close in performance to a 1n100 the diode in the original circuit.

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