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Hi there,
do you know if there is a Proxmark3 component list? I'm interested in the one for the Easy version, but should be good the RDV2 too.
I have the suspect that I have a broken 16MHz crystal on my PM3 Easy; I would like to try to replace it, but without a specific code I don't know what to buy.
If I search in online catalogs, like RS component, after filtering for frequency and dimensions, to get the right replacement, I need to choose also frequency tolerance (+/-10...+/-50ppm), load capacitance (8....20pF), series resistor (60-150 Ohm) and frequency stability (+/-10....+/-50ppm).
In Github I found only a component list for the old Proxmark3, that uses different crystal and oscillator: proxmark3.xls
Can you help me?
Thanks
Last edited by spp2000 (2018-09-10 00:31:27)
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Unfortunately, the PM3 Easy isn't an open hardware model. The manufacturer hasn't released a schematic or parts list. However, I suspect the following would be a good match even if it does look different:
DigiKey part: 535-9693-1-ND
Datasheet: https://abracon.com/Resonators/abm9.pdf
Price: $1.14US (at time of lookup)
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Hi grauerfuchs,
happy to see you again
On RS components I have found the ABM8 series (not ABM9) that also have the same dimensions of mine (3.5x2.5mm Vs 4.0x2.5mm). I have just bought the p/n ABM8-16.000MHZ-10-1-U-T (you suggested ABM9-16.000MHZ-10-D-1U-T).
Thanks!!
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All right, it should at least be close enough to match the pads. My caliper measured the crystal as 4.0x2.0mm, but a half mm here or there shouldn't cause too much trouble on this board. I expect the ABM8 will meet the needs as well as the ABM9 could have done.
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I confirm that ABM8-16.000MHZ-10-1-U-T is a working replacement for my PM3 Easy (16MHz crystal) and it fits perfectly the pads on the PCB.
Last edited by spp2000 (2018-09-18 13:01:57)
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Excellent. It looked from the specs like it would be a proper replacement. I'm glad we now have that confirmed.
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