corpus.blog
41554 blogs · [ { "id": "01a0c70f-c1e8-724d-9529-f28c21575aaf", "title": "Replacing Yamaha QX5 MIDI Sequencer Buttons", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2463", "published_at": "2026-09-14T01:42:01+00:00" }, { "id": "01a087ae-2c34-703c-a954-160853c14a03", "title": "Synthesizer Programming Pulse Demo: Roland M-OC1 (1995)", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2453", "published_at": "2026-08-14T01:53:08+00:00" }, { "id": "01a087ae-2c34-703c-a954-16085430ee3a", "title": "Synthesizer Programming Pulse Demo: Behringer Neutron (2018)", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2446", "published_at": "2026-08-08T04:08:00+00:00" }, { "id": "01a087ae-2c34-703c-a954-160854b50e08", "title": "Synthesizer Programming Pulse Demo: Roland JX-8P (1985)", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2439", "published_at": "2026-07-31T02:47:30+00:00" }, { "id": "01a087ae-2c34-703c-a954-160855964e3c", "title": "Synthesizer Programming Pulse Demo: Behringer Odyssey (1972 / 2019)", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2427", "published_at": "2026-07-27T01:54:11+00:00" }, { "id": "01a087ae-2c34-703c-a954-160856931e62", "title": "Synthesizer Programming: Pulse Demo Overview", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2419", "published_at": "2026-07-26T22:16:21+00:00" }, { "id": "01a087ae-2c34-703c-a954-16085718dbfd", "title": "ESP-WROOM-32 with ST7789 LCD (Wiring, Adafruit_GFX and Adafruit_ST77* Libraries, and Arduino Code)", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2400", "published_at": "2025-04-18T00:10:55+00:00" }, { "id": "01a087ae-2c34-703c-a954-1608572da965", "title": "ESP32 Modules in Breadboards", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2394", "published_at": "2025-04-14T22:56:08+00:00" }, { "id": "01a087ae-2c34-703c-a954-16085793dc64", "title": "ESP32-WROOM-32 in Arduino IDE", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2380", "published_at": "2025-04-14T20:13:11+00:00" }, { "id": "01a087ae-2c34-703c-a954-160858507725", "title": "AoC 2023 D8P1: Traversing a Digraph", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2371", "published_at": "2023-12-09T15:39:57+00:00" }, { "id": "01a087ae-2c34-703c-a954-160858f39fe8", "title": "AoC 2023 D7P2: Pseudo-Poker Hands with Wildcards", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2364", "published_at": "2023-12-09T15:14:56+00:00" }, { "id": "01a0bb9a-69b8-70ec-a578-4149b3d7f2b9", "title": "AoC 2023 D7P1: Pseudo-Poker Hands", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2357", "published_at": "2023-12-09T15:08:34+00:00" }, { "id": "01a0bb9a-69b8-70ec-a578-4149b4b54df5", "title": "AoC 2023 D6P1, P2: Quadratic Formula or Count", "url": "http://www.neufeld.newton.ks.us/electronics/?p=2347", "published_at": "2023-12-07T03:42:02+00:00" }, { "id": "01a0bb9a-69b8-70ec-a578-4149b4cbe5b3", "title": "AoC 2023 D5P2: Interval Intersections", "url": 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"01a0bbb6-3c0e-7255-9124-1b2f7c8cf769", "title": "How Fabric Is Cut in Industry", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1808", "published_at": "2020-09-18T00:06:42+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-358508c079cd", "title": "Vintage ED-Lab Prototyping Station", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1803", "published_at": "2020-09-16T23:25:16+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-358508cf9153", "title": "MakerBot CupCake’s Triumphant Return, Part Before 1: The Z-Axis Stepper Motor Is Getting Old", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1788", "published_at": "2020-09-16T01:52:29+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-3585095856f3", "title": "Engineering Construction Set, Part 1: Sticks and Brackets", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1783", "published_at": "2020-09-14T22:54:26+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-358509993e99", "title": "MakerBot CupCake’s Triumphant Return, Part 1: The Extruder Motor Is Getting Old", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1770", "published_at": "2020-09-14T01:14:22+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-35850a58d23f", "title": "Inserting Weights Into a Print", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1763", "published_at": "2019-10-27T23:49:18+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-35850ad7e589", "title": "PLA Shrinks Too", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1757", "published_at": "2019-10-27T23:37:16+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-35850bd316f2", "title": "Calibrating Filament Diameter, Nozzle Temperature, and Extrusion Multiplier", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1750", "published_at": "2019-10-27T23:18:32+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-35850c8b5e6e", "title": "So I Bought a Prusa i3 MK3S 3D Printer", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1741", "published_at": "2019-08-15T11:03:00+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-35850d36b317", "title": "Reason #1 to Love OpenSCAD’s 2D Subsystem: Fillets", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1730", "published_at": "2019-06-13T00:05:35+00:00" }, { "id": "01a0bbba-d5c4-709b-81ad-35850e1be020", "title": "3D-Printed Makeblock mBot LiPo Battery Holder", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1715", "published_at": "2019-06-12T23:10:26+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8e97fef98", "title": "Chewing ABS to Make New Filament", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1705", "published_at": "2018-08-17T01:38:41+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8ea333094", "title": "Booting the MakerBot CupCake after Five Years Part 3: Heated Build Platform and First Print", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1691", "published_at": "2018-07-10T00:51:42+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8eb079f6f", "title": "Booting the MakerBot CupCake after Five Years Part 2: Installing Software", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1676", "published_at": "2018-07-07T15:18:46+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8eb58f2da", "title": "Booting the MakerBot CupCake after Five Years Part 1: Powering Up", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1673", "published_at": "2018-07-07T03:39:22+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8ec1adfce", "title": "Why I Haven’t Touched the MakerBot CupCake for Four and a Half Years", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1668", "published_at": "2018-07-04T16:31:44+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8ec9e3dd8", "title": "AMPduino [from 2011 Draft]", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1425", "published_at": "2018-06-22T19:23:01+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8ece66913", "title": "Filament De-Dusting for the MakerBot CupCake [from 2013 Draft]", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1603", "published_at": "2018-06-22T19:15:01+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8ed25cbeb", "title": "New Tray for Fischertechnik Computing Box", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1644", "published_at": "2018-06-18T21:25:40+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8edf3a0ca", "title": "I’m Not Dead Yet", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1638", "published_at": "2018-06-18T18:04:50+00:00" }, { "id": "01a0bbbf-4bcc-7206-a280-7fd8ee503962", "title": "Filimin — Back My Friend John’s Kickstarter!", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1630", "published_at": "2015-05-05T16:18:40+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce0037ed4", "title": "Modifying a Tower SG90 Servo for Continuous Rotation with Potentiometer Position Sensing, Part 1: Investigation and Continuous Rotation", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1616", "published_at": "2015-01-06T12:15:41+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce0e3d20a", "title": "DE0-Nano FPGA Learning Challenge Begins November 1", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1609", "published_at": "2014-10-16T16:19:57+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce0fe797d", "title": "Careful with That Desulfator, Eugene", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1605", "published_at": "2014-09-19T18:19:51+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce1e19b9e", "title": "Subwoofer Voice Coil Failure Modes", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1597", "published_at": "2013-06-09T22:26:35+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce21c3a49", "title": "$10 Razor E100 Scooter Project Day Two: First Battery-Charging Attempt", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1574", "published_at": "2013-04-28T23:54:36+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce2d5a00b", "title": "$10 Razor E100 Scooter Project Day 1: Rear Wheel", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1572", "published_at": "2013-04-27T23:17:24+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce2e6f976", "title": "Finding a Picture That I Took Used on eBay", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1562", "published_at": "2013-01-06T12:56:41+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce3671468", "title": "Wanted: An EPROM Programmer that Works on a Mac", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1555", "published_at": "2012-12-28T17:04:11+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce438356f", "title": "72G or Larger SCSI-2 Fast/Wide Hard Drives?", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1552", "published_at": "2012-11-26T23:03:07+00:00" }, { "id": "01a0bbc3-b7bc-7314-b4e1-080ce5000e24", "title": "New Arrival", "url": "http://www.neufeld.newton.ks.us/electronics/?p=1546", "published_at": "2012-09-04T00:28:56+00:00" } ] posts Claim your blog
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neufeld.newton.ks.us

2026

Replacing Yamaha QX5 MIDI Sequencer Buttonsoriginal ↗
14 Sept 2026
Synthesizer Programming Pulse Demo: Roland M-OC1 (1995)original ↗
14 Aug 2026
Synthesizer Programming Pulse Demo: Behringer Neutron (2018)original ↗
8 Aug 2026
Synthesizer Programming Pulse Demo: Roland JX-8P (1985)original ↗
31 Jul 2026
Synthesizer Programming Pulse Demo: Behringer Odyssey (1972 / 2019)original ↗
27 Jul 2026
Synthesizer Programming: Pulse Demo Overvieworiginal ↗
26 Jul 2026

2025

ESP-WROOM-32 with ST7789 LCD (Wiring, Adafruit_GFX and Adafruit_ST77* Libraries, and Arduino Code)original ↗
18 Apr 2025
ESP32 Modules in Breadboardsoriginal ↗
14 Apr 2025
ESP32-WROOM-32 in Arduino IDEoriginal ↗
14 Apr 2025

2023

AoC 2023 D8P1: Traversing a Digraphoriginal ↗
9 Dec 2023
AoC 2023 D7P2: Pseudo-Poker Hands with Wildcardsoriginal ↗
9 Dec 2023
AoC 2023 D7P1: Pseudo-Poker Handsoriginal ↗
9 Dec 2023
AoC 2023 D6P1, P2: Quadratic Formula or Countoriginal ↗
7 Dec 2023
AoC 2023 D5P2: Interval Intersectionsoriginal ↗
7 Dec 2023
AoC 2023 D5P1: Integer Rangesoriginal ↗
7 Dec 2023
AoC 2023 D4P2: Caching Coefficients of Future List Elementsoriginal ↗
5 Dec 2023
AoC 2023 D4P1: List Searchingoriginal ↗
4 Dec 2023
AoC 2023 D3P2: 2D Adjacencies Againoriginal ↗
3 Dec 2023
AoC 2023 D3P1: 2D Adjacenciesoriginal ↗
3 Dec 2023
AoC 2023 D2P2: Reusing List of Lists of Lists Extractionoriginal ↗
2 Dec 2023
AoC 2023 D2P1: List of Lists of Lists Extractionoriginal ↗
2 Dec 2023
AoC 2023 D1P2: Convert Words to Digitsoriginal ↗
1 Dec 2023
AoC 2023 D1P1: Extract Digits from Textoriginal ↗
1 Dec 2023
Advent of Code 2023 Starts Fridayoriginal ↗
27 Nov 2023
Voron 2.4 Heated Build Platform, Part 3A: Temperature Accuracy (As Built)original ↗
20 Aug 2023
Voron 2.4 Heated Build Platform, Part 2: Z Probe Repeatabilityoriginal ↗
15 Jul 2023
Voron 2.4 Heated Build Platform, Part 1B: Z Limit Switch Repeatability — Using Your Tools Correctlyoriginal ↗
15 Jul 2023
Voron 2.4 Heated Build Platform, Part 1A: Z Limit Switch Repeatabilityoriginal ↗
28 Jun 2023

2022

Voron 2.4 — First 3-mm Filament Printsoriginal ↗
16 Oct 2022
Voron 2.4 Build — Bed Mesh Leveling Part 1: Correct Configurationoriginal ↗
18 Sept 2022
Voron 2.4 Build — Z Limit Switch Y Positionoriginal ↗
14 Sept 2022
Voron 2.4 Build — Initial Startup Checksoriginal ↗
30 Aug 2022
Voron 2.4 Build — Figuring Out Spider Mainboard Fan Connectionsoriginal ↗
27 Aug 2022
Voron 2.4 Build — Spider Mainboard Klipper Firmware Installation and Startuporiginal ↗
27 Aug 2022
Voron 2.4 Build — Fysetc Spider MB Test Firmwareoriginal ↗
22 Aug 2022
Random Weekend CAD and Printingoriginal ↗
20 Jun 2022
Musing on Nozzle Height Above Build Surfaceoriginal ↗
14 Jun 2022
Voron 2.4 Build — Actual AB Motor Orientationoriginal ↗
2 Jun 2022
Voron 2.4 Build — Mains Power Paneloriginal ↗
31 May 2022
Voron 2.4 Build — Printhead Assemblyoriginal ↗
30 May 2022
Voron 2.4 Build — AB Beltsoriginal ↗
27 May 2022

2021

Voron 2.4 Build — Fysetc Custom Partsoriginal ↗
26 Nov 2021
Voron 2.4 Build — AB Blocksoriginal ↗
26 Nov 2021
Voron 2.4 Build — Build Plateoriginal ↗
25 Nov 2021
Voron 2.4 Build — Z Motorsoriginal ↗
23 Nov 2021
Voron 2.4 Build — DIN Rail Slotsoriginal ↗
22 Nov 2021
Voron 2.4 Build — Rubber Feet Have Extraneous Screwsoriginal ↗
22 Nov 2021
Voron 2.4 Build — Z Pulley Stackoriginal ↗
21 Nov 2021
Voron 2.4 Build — Heat-Set Insertsoriginal ↗
21 Nov 2021
Voron 2.4 Build — Printed Partsoriginal ↗
21 Nov 2021
Voron 2.4 Build — Z Linear Bearing Placementoriginal ↗
21 Nov 2021
Voron 2.4 Build — Roll-in Spring T Nutsoriginal ↗
21 Nov 2021
Voron 2.4 Build — Frame Assemblyoriginal ↗
21 Nov 2021
Fussing with My Server Power Supplyoriginal ↗
14 Nov 2021
What Shape Portable USB Powerbank?original ↗
4 Nov 2021
0.6-mm Nozzle for Faster Printingoriginal ↗
8 Sept 2021
The Lawn Under the Lawnoriginal ↗
23 Aug 2021
Tryna Print Some TPUoriginal ↗
6 Aug 2021
Getting Started with D-duino-Clone ESP8266 and SSD1306 0.96″ OLED Moduleoriginal ↗
6 Aug 2021
CNC Fabric Cutterhead Prototyping: BLDC Motororiginal ↗
24 Apr 2021
CNC Fabric Cutterhead Prototyping: More Speed (Less Torque)original ↗
18 Apr 2021
Achievement Unlocked: First Hobby Brushless DC Motororiginal ↗
18 Apr 2021
Blue 3D-Printing Build Surfaces Are Greatoriginal ↗
8 Jan 2021

2020

MakerBot CupCake’s Triumphant Return, Part 2: Skeinforge Slices; CupCake Printsoriginal ↗
31 Oct 2020
Replacing a Pollcat Power Supplyoriginal ↗
3 Oct 2020
CNC Fabric Cutterhead Prototyping: More Torque (Less Speed)original ↗
21 Sept 2020
Prototyping a CNC Fabric Cutterheadoriginal ↗
20 Sept 2020
CNC Fabric Cuttingoriginal ↗
19 Sept 2020
How Fabric Is Cut for Product Development and Made-to-Measure Productionoriginal ↗
18 Sept 2020
How Fabric Is Cut in Industryoriginal ↗
18 Sept 2020
Vintage ED-Lab Prototyping Stationoriginal ↗
16 Sept 2020
MakerBot CupCake’s Triumphant Return, Part Before 1: The Z-Axis Stepper Motor Is Getting Oldoriginal ↗
16 Sept 2020
Engineering Construction Set, Part 1: Sticks and Bracketsoriginal ↗
14 Sept 2020
MakerBot CupCake’s Triumphant Return, Part 1: The Extruder Motor Is Getting Oldoriginal ↗
14 Sept 2020

2019

Inserting Weights Into a Printoriginal ↗
27 Oct 2019
PLA Shrinks Toooriginal ↗
27 Oct 2019
Calibrating Filament Diameter, Nozzle Temperature, and Extrusion Multiplieroriginal ↗
27 Oct 2019
So I Bought a Prusa i3 MK3S 3D Printeroriginal ↗
15 Aug 2019
Reason #1 to Love OpenSCAD’s 2D Subsystem: Filletsoriginal ↗
13 Jun 2019
3D-Printed Makeblock mBot LiPo Battery Holderoriginal ↗
12 Jun 2019

2018

Chewing ABS to Make New Filamentoriginal ↗
17 Aug 2018
Booting the MakerBot CupCake after Five Years Part 3: Heated Build Platform and First Printoriginal ↗
10 Jul 2018
Booting the MakerBot CupCake after Five Years Part 2: Installing Softwareoriginal ↗
7 Jul 2018
Booting the MakerBot CupCake after Five Years Part 1: Powering Uporiginal ↗
7 Jul 2018
Why I Haven’t Touched the MakerBot CupCake for Four and a Half Yearsoriginal ↗
4 Jul 2018
AMPduino [from 2011 Draft]original ↗
22 Jun 2018
Filament De-Dusting for the MakerBot CupCake [from 2013 Draft]original ↗
22 Jun 2018
New Tray for Fischertechnik Computing Boxoriginal ↗
18 Jun 2018
I’m Not Dead Yetoriginal ↗
18 Jun 2018

2015

Filimin — Back My Friend John’s Kickstarter!original ↗
5 May 2015
Modifying a Tower SG90 Servo for Continuous Rotation with Potentiometer Position Sensing, Part 1: Investigation and Continuous Rotationoriginal ↗
6 Jan 2015

2014

DE0-Nano FPGA Learning Challenge Begins November 1original ↗
16 Oct 2014
Careful with That Desulfator, Eugeneoriginal ↗
19 Sept 2014

2013

Subwoofer Voice Coil Failure Modesoriginal ↗
9 Jun 2013
$10 Razor E100 Scooter Project Day Two: First Battery-Charging Attemptoriginal ↗
28 Apr 2013
$10 Razor E100 Scooter Project Day 1: Rear Wheeloriginal ↗
27 Apr 2013
Finding a Picture That I Took Used on eBayoriginal ↗
6 Jan 2013

2012

Wanted: An EPROM Programmer that Works on a Macoriginal ↗
28 Dec 2012
72G or Larger SCSI-2 Fast/Wide Hard Drives?original ↗
26 Nov 2012
New Arrivaloriginal ↗
4 Sept 2012
Next