tech:ut71
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| tech:ut71 [2015/01/01 21:30] – [Housing] bullar | tech:ut71 [2026/08/12 12:15] (current) – external edit 127.0.0.1 | ||
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| The digital multimeter series UT71 from [[http:// | The digital multimeter series UT71 from [[http:// | ||
| - | {{: | + | {{:media:tech:ut71: |
| - | provides a cheap measurement solution with reasonable accuracy. The set includes an USB Interface Cable and a Windows based software. Unfortunately the USB Interface doesn' | + | provides a cheap measurement solution with reasonable accuracy. The set includes an USB Interface Cable and a Windows based software. Unfortunately the USB Interface doesn' |
| ^ Qty ^ Part ^ Cost ^ | ^ Qty ^ Part ^ Cost ^ | ||
| - | |1| PL2303HX or similar {{ : | + | |1| PL2303HX or similar {{ :media:tech:ut71: |
| - | |1| IR-Fototransistor {{: | + | |1| IR-Fototransistor {{:media:tech:ut71: |
| - | |1| IR-LED {{: | + | |1| IR-LED {{:media:tech:ut71: |
| - | |1| 4k7 {{: | + | |1| 4k7 {{:media:tech:ut71: |
| - | |1| 1K0 {{: | + | |1| 1K0 {{:media:tech:ut71: |
| - | |1| PCB (very small piece) {{: | + | |1| PCB (very small piece) {{:media:tech:3d_huxley: |
| - | |1| Housing (3D print or laser cut) {{: | + | |1| Housing (3D print or laser cut) {{:media:tech:ut71: |
| ==== Schematic ==== | ==== Schematic ==== | ||
| - | {{: | + | {{:media:tech:ut71: |
| The USB to Serial converter PL2303HX provides 4 wires for the signals GND, +5V, RxD and TxD as shown in the schematic | The USB to Serial converter PL2303HX provides 4 wires for the signals GND, +5V, RxD and TxD as shown in the schematic | ||
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| ==== Housing ==== | ==== Housing ==== | ||
| - | {{: | + | {{:media:tech:ut71: |
| I used a laser cut housing based on 2mm white acryl. The design was prepared with Inkscape. | I used a laser cut housing based on 2mm white acryl. The design was prepared with Inkscape. | ||
| Depending on the thickness of your wiring you may not need all layers. In my example I only used 4 pieces. | Depending on the thickness of your wiring you may not need all layers. In my example I only used 4 pieces. | ||
| - | {{: | + | {{:media:tech:3d_huxley: |
| ==== Assembly ==== | ==== Assembly ==== | ||
| - | Cut and engrave on you laser cut of choice. Prepare the small piece of PCB (perfboard) | + | Cut and engrave on your laser cutter |
| - | {{ : | + | {{:media:tech:ut71:img_0030.jpg? |
| + | {{: | ||
| ==== Software ==== | ==== Software ==== | ||
| - | {{ : | + | {{ :media:tech:ut71: |
| The S/W is written with [[https:// | The S/W is written with [[https:// | ||
| Line 45: | Line 46: | ||
| ^ Version ^ Remark ^ OS ^ File ^ | ^ Version ^ Remark ^ OS ^ File ^ | ||
| - | | V0.10 | Initial Version | Mac OS X 10.9+ | {{: | + | | V0.10 | Initial Version | Mac OS X 10.9+ | {{:media:tech:ut71: |
| ==== Donate ==== | ==== Donate ==== | ||
tech/ut71.1420147827.txt.gz · Last modified: (external edit)
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