Uploads by Mark999
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This special page shows all uploaded files.
| Date | Name | Thumbnail | Size | Description | Versions |
|---|---|---|---|---|---|
| 17:16, 22 March 2025 | A2000A2 reassembled.jpg (file) |  |
836 KB | 1 | |
| 16:51, 22 March 2025 | A2000A2A2 B side decoupling.jpg (file) |  |
1.26 MB | View of the resistor after desoldering A2000A2A1 | 1 |
| 16:50, 22 March 2025 | Toasty resistor sandwich A2000A2.jpg (file) |  |
1.81 MB | Overheated 4.7Ω resistor for B1 (+15V rail) on A2000A2A2 | 1 |
| 22:27, 21 March 2025 | L3 A125 atten cap replaced.jpg (file) |  |
835 KB | This orange cap on the A125 attenuator board was the cause of the short between +15V and ground. | 1 |
| 22:26, 21 March 2025 | L3 screws galling.jpg (file) |  |
87 KB | Screws holding L3 motherboard in seemed overtorqued and brittle. The heads of two basically disintegrated when I tried loosening them with a pozidrive screwdriver. Another sheared off. Note galling on the intact screw. | 1 |
| 21:37, 21 March 2025 | L3 mother input.jpg (file) |  |
204 KB | 7L5 L3 motherboard input section detail K62 selects the termination resistance; one of its legs exits the spacers and is soldered to the pin that the input BNC connects to. | 1 |
| 21:33, 21 March 2025 | L3 mother comp side.jpg (file) |  |
128 KB | 7L5 L3 input module motherboard, component side | 1 |
| 21:21, 21 March 2025 | L3 bottom.jpg (file) |  |
165 KB | 7L5 L3 input module with bottom cover removed | 1 |
| 21:11, 21 March 2025 | L3 top.jpg (file) |  |
226 KB | 7L5 L3 input module with top cover removed | 1 |
| 22:42, 23 January 2024 | Switch lube.jpg (file) |  |
226 KB | Injecting contact lube into the switch | 1 |
| 22:42, 23 January 2024 | Switch xacto.jpg (file) |  |
278 KB | Creating a hole in the switch housing for lubrication | 1 |
| 22:41, 23 January 2024 | 7A12 switch.jpg (file) |  |
147 KB | Interlocked switch gang in a 7A12, with metal light guide. | 1 |
