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ItemSupplierLink Part or Model # Price RequiredNumberNotesTotal $ 1,580.42
Updated 7/15/2025
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+ scintillation detectors
+ radioactive sources
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Linear stagemakerstore.cchttps://makerstore.cc/product/c-beam-500-actuator-kit/
US-KIT-ACTUATOR-CB-500
$ 156.07 11
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Limit switchesmakerstore.cchttps://makerstore.cc/product/micro-limit-switch-kit-with-mounting-plate/ US-ELEC-MICRO-KIT $ 5.55 22
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Tee nutsmakerstore.cchttps://makerstore.cc/product/drop-in-tee-nuts-pack-of-10/
US-HARD-TNUT-DROP10
$ 11.93 11Cheaper off of Amazon, search for "m5 2020 tnut"
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Stepper motor
stepperonline.com
https://www.omc-stepperonline.com/nema-23-bipolar-1-8deg-1-9nm-269oz-in-2-8a-3-2v-57x57x76mm-4-wires-23hs30-2804s 23HS30-2804S $ 18.26 22One for rotation, one for linear motion
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Motor driver
stepperonline.com
https://www.omc-stepperonline.com/digital-stepper-driver-1-0-4-2a-20-50vdc-for-nema-17-23-24-stepper-motor-dm542t DM542T $ 19.65 22
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Motor driver power supply
stepperonline.com
https://www.omc-stepperonline.com/350w-36v-9-7a-115-230v-switching-power-supply-stepper-motor-cnc-router-kits-le-350-36 LE-350-36 $ 17.88 11
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Motor bracket
stepperonline.com
https://www.omc-stepperonline.com/nema-23-bracket-for-stepper-motor-and-geared-stepper-motor-alloy-steel-bracket-st-m2 ST-M2 $ 2.25 11
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Flexible motor cable
stepperoneline.com
https://www.omc-stepperonline.com/awg-20-high-flexible-four-core-stepper-motor-cable-cm-20 CM-20 $ 1.19 11sold by the meter
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Drag chaindigikey.comhttps://www.digikey.com/en/products/detail/sparkfun-electronics/ROB-13207/5814168 1568-13207-ND $ 16.50 01
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Shaft hub for motordigikey.comhttps://www.digikey.com/en/products/detail/pololu-corporation/1993/10449882 2183-1993-ND $ 12.95 11Marketplace only item. Uses 4-40 screw. Alternate supplier at https://www.pololu.com/product/1083
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Acrylic discMcMaster.comhttps://www.mcmaster.com/8581K37/ 8581K37 $ 12.50 11For top plate
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Screws for discMcMaster.comhttps://www.mcmaster.com/92220A122/ 92220A122 $ 7.28 1110 pack, low-profile to allow for shallower holes in plate. Other short 3/8" 4-40 screws would be fine if they heads are short
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Power cordMcMaster.comhttps://www.mcmaster.com/70355K109/ 70355K109 $ 9.20 22
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Terminal lugsMcmaster.comhttps://www.mcmaster.com/7036K31/ 7036K31 $ 7.89 1110 pack
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M5 screwsMcMaster.comhttps://www.mcmaster.com/94500A297/ 94500A297 $ 14.04 11Pack of 100
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M5 nutsMcMaster.comhttps://www.mcmaster.com/90591A260/ 90591A260 $ 3.56 11Pack of 100
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Aluminum RailMcMaster.comhttps://www.mcmaster.com/8975K613/ 8975K613 $ 10.82 113' long option, 4' would be perfectly viable too
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Red Pitayadigikey.comhttps://www.digikey.com/en/products/detail/red-pitaya-d-d/IZD0007/6579245 3133-IZD0007-ND $ 417.18 11Second generation is coming soon(tm)
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Cooling fandigikey.comhttps://www.digikey.com/en/products/detail/adafruit-industries-llc/3368/6680553 1528-1904-ND $ 3.50 11
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SMA-BNC adapterdigikey.comhttps://www.digikey.com/en/products/detail/cinch-connectivity-solutions/29-3855/698065 116-29-3855-ND $ 5.25 24Again, we have them. Require 2, but 4 lets you observe scope outputs.
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SMA 50 ohm terminatorsdigikey.comhttps://www.digikey.com/en/products/detail/molex/0733910680/3878259 WM9473-ND $ 3.92 24This plus a T is a better deal than feed-through, which are $50+ right now
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SMA T adapterdigikey.comhttps://www.digikey.com/en/products/detail/rf-solutions/ADP-SMAM-2SMAF/5845795
ADP-SMAM-2SMAF-ND
$ 5.33 24
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BNC 50 ohm feed-through terminator
digikey.comhttps://www.digikey.com/en/products/detail/pomona-electronics/4119-50/603345 $ 54.89 00Listed for comparison's sake
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Misc wiredigikey.comhttps://www.digikey.com/en/products/detail/adafruit-industries-llc/3111/6198256 1528-1744-ND $ 19.95 00Probably not needed for most people
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2x13 headerdigikey.comhttps://www.digikey.com/en/products/detail/sullins-connector-solutions/SFH11-PBPC-D13-ST-BK/1990091 S9198-ND $ 1.31 22
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3 pin headerdigikey.comhttps://www.digikey.com/en/products/detail/molex/0022041031/403316 23-0022041031-ND $ 0.83 11
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4 pin headerdigikey.comhttps://www.digikey.com/en/products/detail/molex/0022041041/403317 WM18787-ND $ 0.71 22
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6 pin headerdigikey.comhttps://www.digikey.com/en/products/detail/molex/0022041061/403319 23-0022041061-ND $ 1.42 22
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3 pin housingdigikey.comhttps://www.digikey.com/en/products/detail/molex/0511910300/2405366 WM3349-ND $ 0.20 11
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4 pin housingdigikey.comhttps://www.digikey.com/en/products/detail/molex/0511910400/2405358 WM3350-ND $ 0.23 22
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6 pin housingdigikey.comhttps://www.digikey.com/en/products/detail/molex/0511910600/3262573 WM9896-ND $ 0.24 22
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Socket contactsdigikey.comhttps://www.digikey.com/en/products/detail/molex/0508028000/2404940 WM3328TR-ND $ 0.05 1717Should probably buy spares of these
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Crimping tooldigikey.comhttps://www.digikey.com/en/products/detail/molex/0638281800/7400391 WM16673-ND $ 468.73 00Official tool
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Crimping toolAmazon.comhttps://www.amazon.com/gp/product/B00OMM4YUY/ $ 21.69 01Budget alternative
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Resistorsdigikey.comhttps://www.digikey.com/en/products/detail/stackpole-electronics-inc/CF14JT2K20/1741321 CF14JT2K20TR-ND $ 0.10 22
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Transistorsdigikey.comhttps://www.digikey.com/en/products/detail/onsemi/2N3904TAR/975250 2N3904TARCT-ND $ 0.28 44
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SMA connectorsdigikey.comhttps://www.digikey.com/en/products/detail/amphenol-rf/132289/1989875 ACX1426-ND $ 10.23 44
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Transimpedance Amplifierdigikey.comhttps://www.digikey.com/en/products/detail/texas-instruments/OPA2380AIDGKT/659663 296-17046-2-ND $ 7.11 41
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Trimpot for gaindigikey.comhttps://www.digikey.com/en/products/detail/nidec-components-corporation/CT-6EP103/738304 563-CT-6EP103-ND $ 1.13 22
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1k for ampdigikey.comhttps://www.digikey.com/en/products/detail/stackpole-electronics-inc/CF14JT1K00/1741314 CF14JT1K00TR-ND $ 0.10 44
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capacitors for ampdigikey.comhttps://www.digikey.com/en/products/detail/tdk-corporation/FG18C0G1H100DNT00/7326690 445-175534-ND $ 0.22 22
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SMA cablesdigikey.comhttps://www.digikey.com/en/products/detail/crystek-corporation/CCSMA-MM-086-3/2433482 744-1373-ND $ 17.64 22
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SMA cables Altdigikey.comhttps://www.digikey.com/en/products/detail/te-connectivity-linx/CSE-SGAM-152-SGAM/14633984
343-CSE-SGAM-152-SGAM-ND
$ 12.30 00Slightly cheaper cables, but I haven't tested them personally
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PCBdigikey.comhttps://www.digikey.com/short/nwh53wpm $ 68.60 114 board order. Select the DK Red toggle in the top right of the Options & Specifications portion of the page
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PCB Alt
https://oshpark.com
 $ 28.65 00Alternate US supplier, 3 board order.
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Photodetector board
www.pmdway.com
https://pmdway.com/products/tcrt5000-reflective-infrared-optical-sensor-module $ 50,001,006.00 $ 7.95 11For rotation zeroing. Can find cheaper versions on Amazon, search TCRT5000 to find comparable parts
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Photodetector board altdigikey.com
https://www.digikey.com/en/products/detail/soldered-electronics/333004/21293660?s=N4IgTCBcDaICoGEBKcCsAGTIC6BfIA
5032-333004-ND $ 4.55 00Digikey alternative.
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NaI Scintillation detectorebay.comhttps://www.ebay.com/sch/i.html?_from=R40&_trksid=p2334524.m570.l1313&_nkw=scintillation+detector+NaI&_sacat=0&LH_TitleDesc=0&_osacat=0&_odkw=scintillation+detector+nail Variable 22Costs in the 100s of $, make sure polarity and connector are compatible with your equipment.
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Note on radioactive sources: Even though these are low-activity souces, coordinate with your radiation safety office. They tend to dislike surprise radioactive materials on campuses.
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Na22 Sources3bscientific.comhttps://www.3bscientific.com/us/na-22s-radioactive-source-u41534-spectrum-techniques-na-22s,p_825_1744.html U41534 $ 60.00 33These are only 1 micro curie; 10 would be better
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Spectrumtechniques.com
https://www.spectrumtechniques.com/product/beta-gamma-disk-sources/ Quote 3Alternate supplier, likely closer to $200/source
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HV Supply
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HV DC-DC Converterdigikey.comhttps://www.digikey.com/en/products/detail/bellnix-co-ltd/MHV12-1-0K2000P/11205544
2277-MHV12-1.0K2000P-ND
$ 156.78 22
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100M Resistorsdigikey.comhttps://www.digikey.com/en/products/detail/stackpole-electronics-inc/HVA05FA100M/6195856
HVA05FA100MCT-ND
$ 0.62 22
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1M Resistorsdigikey.comhttps://www.digikey.com/en/products/detail/stackpole-electronics-inc/RNF14FTD1M00/1706679
RNF14FTD1M00CT-ND
$ 0.10 22
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1M Trimpotdigikey.comhttps://www.digikey.com/en/products/detail/bourns-inc/3362P-1-105LF/1088414 3362P-105LF-ND $ 0.91 22
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LED Indicatordigikey.comhttps://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/151051RS11000/4490012 732-5016-ND $ 0.15 22
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Input capacitordigikey.comhttps://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860040472001/5727403 732-9168-1-ND $ 0.13 22
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Output capacitordigikey.comhttps://www.digikey.com/en/products/detail/tdk-corporation/CK45-E3DD472ZYVNA/7383798
445-CK45-E3DD472ZYVNACT-ND
$ 0.39 22
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Power switchdigikey.comhttps://www.digikey.com/en/products/detail/cit-relay-and-switch/ANT11SECQE/12503336
2449-ANT11SECQE-ND
$ 1.94 22
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Power jackdigikey.comhttps://www.digikey.com/en/products/detail/tensility-international-corp/54-00166/10459294 839-54-00166-ND $ 0.54 22
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DC Supplydigikey.comhttps://www.digikey.com/en/products/detail/tri-mag-llc/L6R06H-120/7682617 364-1254-ND $ 6.93 22
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5k Control potentiometerdigikey.comhttps://www.digikey.com/en/products/detail/bourns-inc/PDB181-E420K-502B/3780679
PDB181-E420K-502B-ND
$ 1.30 22
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HMV Output connectordigikey.comhttps://www.digikey.com/en/products/detail/amphenol-rf/000-27000/2643385 ARF1906-ND $ 22.16 22Make sure these match your PMT cables! We are using MHV
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HMV Output connector (for SHV devices)
digikey.comhttps://www.digikey.com/en/products/detail/te-connectivity-amp-connectors/51421-2/293644 A24670-ND $ 54.34 00A possible alternative for folks with SHV connectors
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Ring terminalsdigikey.comhttps://www.digikey.com/en/products/detail/molex/0192030486/3185587 WM13857-ND $ 0.14 22To help make connection to HMV socket.
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LED Resistordigikey.comhttps://www.digikey.com/en/products/detail/stackpole-electronics-inc/CF14JT1K00/1741314 CF14JT1K00CT-ND $ 0.10 22
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3-56 1/2" ScrewsMcMaster.comhttps://www.mcmaster.com/91772A053/ 91772A053 $ 7.34 11Pack of 100, only really need 8 total. Need to match the HV connector, so change out as appropriate
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WIP
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Detectordigikey.comhttps://www.digikey.com/en/products/detail/onsemi/MICROFC-SMTPA-60035-GEVB/9744762 $ 100.00 236mm^2 SIPM sensor breakout board
Note: SIPM detection untested
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Detectordigikey.comhttps://www.digikey.com/en/products/detail/onsemi/MICROFC-SMA-60035-GEVB/9744738 $ 330.00 0Similar, but with SMA connectors
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Scintillatorebay.comhttps://www.ebay.com/itm/253211792569 $ 32.00 21.6"X2.25" plastic scintillator
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SiPM power supply
stepperonline.com
https://www.omc-stepperonline.com/lrs-150-24-mean-well-150w-24vdc-6-5a-115-230vac-enclosed-switching-power-supply-lrs-150-24 $ 14.47 1goes up to 28.8V which should do the trick
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Optical coupling grease
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Hall effect sensordigikey.comhttps://www.digikey.com/en/products/detail/texas-instruments/DRV5011ADLPGM/11625397 $ 0.49 0replaces photodetector
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MagnetMcMaster.comhttps://www.mcmaster.com/5862K138/ $ 0.32 0Attaches to rotating plate
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SuperglueMcMaster.comhttps://www.mcmaster.com/74765A63/ $ 7.62 0included for completeness
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