Uploads by Gordonp
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This special page shows all uploaded files.
| Date | Name | Thumbnail | Size | Description | Versions |
|---|---|---|---|---|---|
| 22:11, 29 June 2021 | Screen boost installation.jpg (file) |  |
3.24 MB | Gord - image showing installation of screen-voltage-boost transformer | 1 |
| 22:08, 29 June 2021 | Screen boost cw.jpg (file) |  |
3.74 MB | Gord - screen voltage boost in CW mode | 1 |
| 22:07, 29 June 2021 | Screen boost ssb.jpg (file) |  |
4.05 MB | Gord - screen voltage boost in SSB mode | 1 |
| 21:53, 29 June 2021 | Screen supply check.jpg (file) |  |
4.45 MB | Gord - checking 30S-1 screen supply voltage | 1 |
| 21:50, 29 June 2021 | HV ssb.jpg (file) |  |
2.62 MB | Gord - measuring High Voltage in SSB Mode | 1 |
| 21:48, 29 June 2021 | HV cw.jpg (file) |  |
786 KB | Gord - High Voltage in CW Mode | 1 |
| 21:43, 29 June 2021 | Relay contact adjust.jpg (file) |  |
795 KB | Gord - 30s-1 Relay-contact-adjustment tools | 1 |
| 21:37, 29 June 2021 | Filament voltage.jpg (file) |  |
3.16 MB | Gord - 30S-1 filament voltage at tube-socket, comparing built-in metering to bench-meter reading | 1 |
| 21:24, 29 June 2021 | 30s-1 dayton rpm.jpeg (file) |  |
144 KB | Gord - 30S-1 Blower Speed (rpm) Measurement | 1 |
| 21:23, 29 June 2021 | 30s-1 blower tach reflector.jpeg (file) |  |
583 KB | Gord - Reflective Tape Applied to Blower-Squirrel-Cage Perimeter for rpm-measuring | 1 |
| 21:09, 29 June 2021 | Blower performance estimate.png (file) |  |
150 KB | Gord - blower-performance estimate with faster Dayton motor | 1 |
| 21:06, 29 June 2021 | Dayton motor installed.jpg (file) |  |
2.6 MB | Gord - 30s-1 blower installed, with Dayton motor and series-resistor | 1 |
| 20:57, 29 June 2021 | Preparing blower motor change.jpg (file) |  |
2.75 MB | Gord - removed, disassembled 30S-1 blower and replacement Dayton 4M093E motor | 1 |
| 14:09, 19 February 2021 | Airflow.mp4 (file) |  |
7.82 MB | airflow thru the two 4CX1000As, and it is laminar. | 1 |
| 22:04, 11 November 2020 | 4cx1500b making power.jpg (file) |  |
3.18 MB | Gord - 4CX1500B making 1kW output power | 1 |
| 22:02, 11 November 2020 | 4cx1500b installed.jpg (file) |  |
3.57 MB | Gord - 4CS1500B now in socket! | 1 |
| 22:00, 11 November 2020 | 4cx1500b ready to install.jpg (file) |  |
3.25 MB | Gord - 4CX1500B going into socket | 1 |
| 21:51, 11 November 2020 | Dials frontpanel.jpg (file) |  |
3.48 MB | Gord - image showing 30s-1 dials and front-panel reassembled | 1 |
| 21:48, 11 November 2020 | Completed lower compartment.jpg (file) |  |
3.66 MB | Gord - 30s-1 reassembled lower power-supply compartment | 1 |
| 21:47, 11 November 2020 | Cleaned lower compartment.jpg (file) |  |
3.32 MB | Gord - 30s-1 lower power-supply compartment after in-place cleaning | 1 |
| 21:45, 11 November 2020 | HV blowout.jpg (file) |  |
5.52 MB | Gord - image showing HV inrush-limited resistors and associated wiring | 1 |
| 20:37, 11 November 2020 | Bias test 60v adjustable ssb.jpg (file) |  |
2.93 MB | Gord - BIAS voltage adjustment on SSB | 1 |
| 20:34, 11 November 2020 | Bias test 90v cw.jpg (file) |  |
2.75 MB | Gord - BIAS supply voltage-test and check | 1 |
| 20:27, 11 November 2020 | 30s 1 r232 tubular ceramic replacement.jpg (file) |  |
3.33 MB | Gord - replacement 10ohm / 20w replacement for r232 | 1 |
| 20:25, 11 November 2020 | Cooked broken r232.jpg (file) |  |
3 MB | Gord - cooked and broken R232 (screen in-rush limit) | 1 |
| 22:01, 13 August 2020 | 30S1 paper figures06062020.pdf (file) |  |
501 KB | Gord - explanatory letter: why AC Primary wiring changes (A: cabinet hum) | 1 |
| 20:38, 13 August 2020 | UpratedC204.jpeg (file) |  |
2.59 MB | Gord - increased rating for C204 due to raised Screen - mod to a mod | 1 |
| 18:06, 12 August 2020 | 230v jumper.jpg (file) |  |
2.33 MB | Gord - AC-input jumper block, showing old (1964-ish) no common | 1 |
| 18:05, 12 August 2020 | Repaired ac fuse wires.jpg (file) |  |
2.42 MB | Gord - repaired primary AC fuse wiring | 1 |
| 18:03, 12 August 2020 | Charred crispy ac wires.jpg (file) |  |
723 KB | Gord - charred and crispy AC primary wires on fuse-panel | 1 |
| 17:58, 12 August 2020 | 1n4005 replacement cr216.jpg (file) |  |
1.8 MB | Gord - replacement for CR216 (bias-voltage metering) | 1 |
| 17:57, 12 August 2020 | Dead cr216.jpg (file) |  |
2.48 MB | Gord - original, non-functional top-hat CR216 | 1 |
| 17:53, 12 August 2020 | Bulb mod cable lacing.jpg (file) |  |
3.91 MB | Gord - image showing dial-lamp mod, to illuminate after warm-up complete | 1 |
| 17:46, 12 August 2020 | 12v safety control working.jpg (file) |  |
2.62 MB | Gord - 30s-1 final test showing all 12V Safety/Control working | 1 |
| 17:34, 12 August 2020 | Improved dial lighting.jpg (file) |  |
2.14 MB | Gord - 30s-1 improved dial lighting, with insulation and sleeving | 1 |
| 17:33, 12 August 2020 | 12v lamp short.jpg (file) |  |
2.3 MB | Gord - 30s-1 meter-lamp short | 1 |
| 17:30, 12 August 2020 | 12v safety interlock test.jpg (file) |  |
2.15 MB | Gord - testing 30s-1 12V safety interlock | 1 |
| 17:29, 12 August 2020 | 12v control test.jpg (file) |  |
2.24 MB | Gord - Testing 12V control circuitry | 1 |
| 20:45, 23 July 2020 | Screen HV resistor check.jpg (file) |  |
3.27 MB | Gord - annoted schematic showing screen-supply resistance checks | 1 |
| 20:42, 23 July 2020 | Screen c204 repaired.jpg (file) |  |
2.67 MB | Gord - replacement C204 screen filter capacitor | 1 |
| 20:40, 23 July 2020 | Screen c204 orig.jpg (file) |  |
601 KB | Gord - original C204 screen-supply filter capacitor | 1 |
| 20:37, 23 July 2020 | Repaired screen rect.jpg (file) |  |
1.65 MB | Gord - new modular diode-bridge for screen supply | 1 |
| 20:34, 23 July 2020 | Burned screen rect.jpg (file) |  |
2.49 MB | Gord - screen supply board and blackened chassis beneath, as it came to me | 1 |
| 20:08, 6 July 2020 | 1n5711 tuneload pcb.jpeg (file) |  |
2.66 MB | Gord - 1N5711 diodes installed on Tune/Load circuit-board | 1 |
| 20:06, 6 July 2020 | Original tuneload pcb.jpeg (file) |  |
3.47 MB | Original Tune/Load sensing circuit-board | 1 |
| 18:49, 14 June 2020 | Air sense hose under boot.jpeg (file) |  |
2.11 MB | Gord - Air-Pressure sensing tube simply stuck up between blower nozzle, and flexible coupling-boot | 1 |
| 17:46, 4 June 2020 | Biasdiodes mounted fuseholder.jpg (file) |  |
2.49 MB | Gord - bias diodes mounted on fuse-holder | 1 |
| 17:42, 4 June 2020 | 30s1 flanged so239 rfout rightangle.jpg (file) |  |
2.2 MB | Gord - right-angle PL-259-to-SO-239 adapter out the back | 1 |
| 17:41, 4 June 2020 | 30s1 flanged so239 rfout exterior.jpg (file) |  |
1.68 MB | Gord - flanged SO-239 features Teflon dielectric, silver-plating, and a gold-plated center-conductor | 1 |
| 17:37, 4 June 2020 | 30s1 flanged so239 rfout.jpg (file) |  |
2.22 MB | Gord - New teflon and gold flaged SO-239 | 1 |
