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Currently, the power FET is biased at constant gate voltage, rather than constant drain current. This is probably fine, but could lead to worse gain drifts
- [ ] Measure the gain stability over tim…
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The cutouts that receive the rectangular snap-in grey plastic "captive" nipples for the panel mounting screws were too narrow on the older boards. The washer was squeezing the screw and not allowing i…
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As requested https://github.com/m-labs/artiq/issues/1022#issuecomment-393850422 differential measurement of sawtooth. 20180530 HMC830 NoSAWG UpdatedJESD 38b51282226f9feb
CH1 and CH2 are externally …
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Today we finally collected several modules and placed them to single 19" chassis.
We need to make some quick Artiq demo and here are some thoughts:
- the chassis is missing rear panel. Ventilation s…
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@hartytp @jordens I want to make production run of v2.2
Please have a look at the [schematics](https://github.com/sinara-hw/Sampler/releases/tag/Sampler%2Fv2.2rc1)
I modified the ADC range, input st…
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- [ ] reverse DIP switch channels to match front panel channel assignment
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Booster v1.1 here and looking really nice. The mechanics feel vastly improved from the initial version.
One minor niggle is that it would be slightly nicer if the screws on the FP were CS rather th…
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Thanks for all the hard work on this Greg and team.
I'll review this by end of Monday and get back with any comments.
Anyone else interested in Booster, now is your last chance to have your say …
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In Sayma v1 Ethernet is complicated by support for both MMC uP and FPGA. Happily this is now working but it could be made simpler. A low risk simplification is to abandon Ethernet support for MMC and …
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I've sketched out a proposal for a temperature control EEM that I'm provisionally calling [Termostat](https://github.com/m-labs/sinara/wiki/Thermostat).
I'm interested in any comments that people h…