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Help with crystal oscillator
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Topic: Help with crystal oscillator (Read 874 times)
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leham
Regular Contributor
Posts: 91
Help with crystal oscillator
«
on:
September 14, 2019, 07:33:21 am »
Hello!
I’m trying to find a way to replicate a QXO-1100, I’m having a hard time finding a 4 pin equivalent.
From my understanding I can use a 2 pin crystal and make a driver for it.
Can someone point me in the direction on how to make this work haha
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PA0PBZ
Super Contributor
Posts: 5129
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Re: Help with crystal oscillator
«
Reply #1 on:
September 14, 2019, 08:54:02 am »
You didn't set your flag so here are some random suggestions:
https://www.reichelt.de/quarzoszillator-4-433619-mhz-oszi-4-433619-p13708.html?&trstct=pos_2
https://www.ebay.com/itm/5pcs-4-433619MHz-4-433619-MHz-4-433619M-Crystal-Oscillator-Osc-DIP-14/163144026841
https://www.wagneronline.com.au/4-433mhz-colour-christal/components-misc/electronic-components/qxo-1100-1931/140/pd/
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ledtester
Super Contributor
Posts: 3036
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Re: Help with crystal oscillator
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Reply #2 on:
September 14, 2019, 11:58:45 am »
Just google "crystal driver circuit". The ones involving a CMOS inverter are commonly used, e.g.:
For technical details have a look at Fairchild Application Note AN-340:
https://www.changpuak.ch/electronics/datasheets/AN-340.pdf
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