corpus.blog
41554 blogs · [ { "id": "01a087ca-d7d7-72b1-8d73-ae734bd05f9b", "title": "Whitepaper: Modeling and Experimenting with the Shockley Four-Layer Diode", "url": "https://www.prutchi.com/2026/03/13/whitepaper-modeling-and-experimenting-with-the-shockley-four-layer-diode/", "published_at": "2026-03-13T14:17:21+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734bfe6e9f", "title": "Whitepaper: Receiving Microwave Signals from Deep-Space Probes: Amateur DSN and the Ultimate DX", "url": "https://www.prutchi.com/2023/11/05/whitepaper-receiving-microwave-signals-from-deep-space-probes-amateur-dsn-and-the-ultimate-dx/", "published_at": "2023-11-05T15:00:21+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734cfb123c", "title": "My talk at Hackaday Supercon scheduled for Sunday, Nov 5 from 11am – 11:40am", "url": "https://www.prutchi.com/2023/10/22/my-talk-at-hackaday-supercon-scheduled-for-sunday-from-11am-1140am/", "published_at": "2023-10-23T00:11:59+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734d121658", "title": "Take an unequivocal stand for basic human decency against Hamas!", "url": "https://www.prutchi.com/2023/10/17/take-an-unequivocal-stand-for-basic-human-decency-against-hamas/", "published_at": "2023-10-17T14:00:57+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734d50af17", "title": "Upcoming Talk at Hackaday Supercon 2023: Receiving Microwave Signals from Deep-Space Probes: Amateur DSN and the Ultimate DX.”", "url": "https://www.prutchi.com/2023/10/14/upcoming-talk-at-hackaday-supercon-2023-receiving-microwave-signals-from-deep-space-probes-amateur-dsn-and-the-ultimate-dx/", "published_at": "2023-10-14T18:48:35+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734e13046d", "title": "Moved to a new hosting service. New content coming soon!", "url": "https://www.prutchi.com/2023/09/18/moved-to-a-new-hosting-service-new-content-coming-soon/", "published_at": "2023-09-18T20:55:56+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734e5fb056", "title": "A Custom Base for using the EMI/Thorn 9816B Photomultiplier Tube with the Products for Research Model TE-182 Thermoelectrically-Cooled PMT Housing for Ultra-Low Light Level Experiments", "url": "https://www.prutchi.com/2021/05/27/a-custom-base-for-using-the-emi-thorn-9816b-photomultiplier-tube-with-the-products-for-research-model-te-182-thermoelectrically-cooled-pmt-housing-for-ultra-low-light-level-experiments/", "published_at": "2021-05-27T16:06:18+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734ead668e", "title": "Febetron/Fexitron High-Voltage 2-Stage Marx Generator Module", "url": "https://www.prutchi.com/2021/03/08/febetron-fexitron-high-voltage-2-stage-marx-generator-module/", "published_at": "2021-03-09T00:27:17+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734ed7d7bf", "title": "S-Band Spacecraft Receptions", "url": "https://www.prutchi.com/2020/11/15/s-band-spacecraft-receptions/", "published_at": "2020-11-15T20:45:56+00:00" }, { "id": "01a087ca-d7d7-72b1-8d73-ae734f41fc1d", "title": "OSIRIS-REx Spacecraft Received Before Start of Sample Collection Maneuvers", "url": "https://www.prutchi.com/2020/10/20/osiris-rex-spacecraft-received-before-start-of-sample-collection-maneuvers/", "published_at": "2020-10-20T20:12:02+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-50449fcdae7f", "title": "OSIRIS-REx Two Days Before First Sample Collection Attempt", "url": "https://www.prutchi.com/2020/10/18/osiris-rex-two-days-before-first-sample-collection-attempt/", "published_at": "2020-10-18T17:16:08+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-50449ff8e163", "title": "Received MAVEN Orbiter at 8.4457 GHz", "url": "https://www.prutchi.com/2020/10/16/received-maven-orbiter-at-8-4457-ghz/", "published_at": "2020-10-17T01:11:17+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-5044a0691591", "title": "Recap of X-Band DSN Activities and Plans for the Future", "url": "https://www.prutchi.com/2020/10/15/recap-of-x-band-dsn-activities-and-plans-for-the-future/", "published_at": "2020-10-15T21:56:59+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-5044a0dcc392", "title": "ARISS SSTV Event Commemorating Launch of Sputnik-1", "url": "https://www.prutchi.com/2020/10/07/1727/", "published_at": "2020-10-08T00:36:33+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-5044a15c2048", "title": "Optimizer® System’s CCM® therapy Wins R&D 100", "url": "https://www.prutchi.com/2020/10/06/optimizer-systems-ccm-therapy-wins-rd-100/", "published_at": "2020-10-06T17:26:06+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-5044a173f3c0", "title": "Strong Signals from Mars 2020 Perseverance and Tianwen-1", "url": "https://www.prutchi.com/2020/07/31/strong-signals-from-mars-2020-perseverance-and-tianwen-1/", "published_at": "2020-07-31T19:49:21+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-5044a1cf0c99", "title": "PI9CAM EME SSTV Lunar Landing Party was a Blast!", "url": "https://www.prutchi.com/2020/07/26/pi9cam-eme-sstv-lunar-landing-party-was-a-blast/", "published_at": "2020-07-26T23:51:34+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-5044a2baafa7", "title": "Hope Mars Mission Spacecraft (EMM) Acquired Overnight", "url": "https://www.prutchi.com/2020/07/20/hope-mars-mission-spacecraft-emm-acquired-overnight/", "published_at": "2020-07-20T17:14:20+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-5044a2d644c1", "title": "Tweaking EME for SSTV Moon Landing Party and DSN for Tracking UAE’s EMM", "url": "https://www.prutchi.com/2020/07/19/tweaking-eme-and-dsn/", "published_at": "2020-07-20T02:34:03+00:00" }, { "id": "01a0bdef-db48-7362-9e2b-5044a3889075", "title": "The EchoStar RV-750 “Umbrella” (Collapsible) 7.5ft TVRO Antenna", "url": "https://www.prutchi.com/2020/07/13/the-echostar-rv-750-umbrella-collapsible-7-5ft-tvro-antenna/", "published_at": "2020-07-13T15:34:53+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb15f98541e", "title": "Diagnosing X-Band DSN and again QRV EME 1296 MHz", "url": "https://www.prutchi.com/2020/07/05/diagnosing-x-band-dsn-and-again-qrv-eme-1296-mhz/", "published_at": "2020-07-05T21:28:25+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb15fea3967", "title": "Strong Signal from OSIRIS-REx Received at 8445.538 MHz", "url": "https://www.prutchi.com/2020/06/21/strong-signal-from-osiris-rex-received-at-8445-538-mhz/", "published_at": "2020-06-21T19:45:10+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb1603bbb67", "title": "Mars Reconnaissance Orbiter (MRO) Received", "url": "https://www.prutchi.com/2020/06/21/mars-reconnaissance-orbiter-mro-received/", "published_at": "2020-06-21T12:44:53+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb1604c01e1", "title": "DSN X-Band Feed Tweak", "url": "https://www.prutchi.com/2020/06/20/dsn-x-band-feed-tweak/", "published_at": "2020-06-20T21:32:56+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb1609a0ff9", "title": "N2QG DSN X-Band Downconverter", "url": "https://www.prutchi.com/2020/06/15/n2qg-dsn-x-band-downconverter/", "published_at": "2020-06-15T20:41:38+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb161582684", "title": "VE4MA Feed Mounted on 3.5m Dish and First-Light with RX of Mars Express", "url": "https://www.prutchi.com/2020/06/14/ve4ma-feed-mounted-on-3-5m-dish-and-first-light-with-rx-of-mars-express/", "published_at": "2020-06-14T15:24:44+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb16192fedc", "title": "X-Band DSN Catch of the Day: Strong Signals from BepiColombo and STEREO-A", "url": "https://www.prutchi.com/2020/06/04/x-band-dsn-catch-of-the-day-strong-signals-from-bepicolombo-and-stereo-a/", "published_at": "2020-06-04T23:11:48+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb161ad86f7", "title": "My Current X-Band DSN Setup", "url": "https://www.prutchi.com/2020/06/02/my-current-x-band-dsn-setup/", "published_at": "2020-06-03T02:02:47+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb16281703b", "title": "Probe Location for Squeezed-Tube X-Band DSN Feed", "url": "https://www.prutchi.com/2020/06/01/probe-location-for-squeezed-tube-x-band-dsn-feed/", "published_at": "2020-06-01T17:09:51+00:00" }, { "id": "01a0be00-677d-7122-8077-8fb163005730", "title": "STEREO-A Received on X-Band from a Distance of 173.8 Million km", "url": "https://www.prutchi.com/2020/05/31/stereo-a-received-on-x-band-from-a-distance-of-173-8-million-km/", "published_at": "2020-06-01T01:32:13+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fbbf947a", "title": "My First True-DSN X-Band DX: Bepi-Colombo at 15.2 Million km from Earth", "url": "https://www.prutchi.com/2020/05/28/my-first-true-dsn-x-band-dx-bepi-colombo-at-15-2-million-km-from-earth/", "published_at": "2020-05-29T00:06:33+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fc15c2d3", "title": "Super-Kumar DSN X-Band Feed Ready for Testing this Memorial Day Weekend", "url": "https://www.prutchi.com/2020/05/22/super-kumar-dsn-x-band-feed-ready-for-testing-this-memorial-day-weekend/", "published_at": "2020-05-22T19:49:30+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fc35c1e7", "title": "DSN S-Band Helical Feed for 1.2m F/d=0.6 Offset Dish", "url": "https://www.prutchi.com/2020/05/10/dsn-s-band-helical-feed-for-1-2m-f-d0-6-offset-dish/", "published_at": "2020-05-10T20:12:13+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fc7849c1", "title": "First light on S-band with low-gain (1.2m) offset dish", "url": "https://www.prutchi.com/2020/04/28/first-light-on-s-band-with-low-gain-1-2m-offset-dish/", "published_at": "2020-04-28T20:29:35+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fcc796c6", "title": "Decontaminating N95 Masks at Home to Extend their Use During CoVid-19 Pandemic", "url": "https://www.prutchi.com/2020/04/03/decontaminating-n95-masks-at-home-to-extend-their-use-during-covid-19-pandemic/", "published_at": "2020-04-03T21:26:33+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fcd529e1", "title": "Defense Support Program (DSP) F21 2237.5 MHz Carrier as it Orbits", "url": "https://www.prutchi.com/2020/04/02/defense-support-program-dsp-f21-2237-5-mhz-carrier-as-it-orbits/", "published_at": "2020-04-02T14:08:50+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fcf43535", "title": "Adding an External Frequency Reference Input to the RFspace SDR-14", "url": "https://www.prutchi.com/2020/04/01/adding-an-external-frequency-reference-input-to-the-rfspace-sdr-14/", "published_at": "2020-04-01T21:51:58+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fd206c60", "title": "S-Band DSN (and Aerospace L-Band Telemetry) RX LNA and Filter Front-End", "url": "https://www.prutchi.com/2020/04/01/s-band-dsn-and-aerospace-l-band-telemetry-rx-lna-and-filter-front-end/", "published_at": "2020-04-01T13:40:59+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fd3e1a60", "title": "1296 MHz EME QSO with 4X1AJ in Israel!", "url": "https://www.prutchi.com/2020/02/29/eme-qso-with-4x1aj-in-israel/", "published_at": "2020-02-29T21:31:55+00:00" }, { "id": "01a0be08-e611-724c-b541-1045fdc71b66", "title": "My 600W 1296MHz Power Amplifier Using Two VHFDesign 300W Pallets", "url": "https://www.prutchi.com/2020/02/15/my-600w-1296mhz-power-amplifier-using-two-vhfdesign-300w-pallets/", "published_at": "2020-02-15T21:06:26+00:00" } ] posts Claim your blog
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prutchi.com

2026

Whitepaper: Modeling and Experimenting with the Shockley Four-Layer Diodeoriginal ↗
13 Mar 2026

2023

Whitepaper: Receiving Microwave Signals from Deep-Space Probes: Amateur DSN and the Ultimate DXoriginal ↗
5 Nov 2023
My talk at Hackaday Supercon scheduled for Sunday, Nov 5 from 11am – 11:40amoriginal ↗
23 Oct 2023
Take an unequivocal stand for basic human decency against Hamas!original ↗
17 Oct 2023
Upcoming Talk at Hackaday Supercon 2023: Receiving Microwave Signals from Deep-Space Probes: Amateur DSN and the Ultimate DX.”original ↗
14 Oct 2023
Moved to a new hosting service. New content coming soon!original ↗
18 Sept 2023

2021

A Custom Base for using the EMI/Thorn 9816B Photomultiplier Tube with the Products for Research Model TE-182 Thermoelectrically-Cooled PMT Housing for Ultra-Low Light Level Experimentsoriginal ↗
27 May 2021
Febetron/Fexitron High-Voltage 2-Stage Marx Generator Moduleoriginal ↗
9 Mar 2021

2020

S-Band Spacecraft Receptionsoriginal ↗
15 Nov 2020
OSIRIS-REx Spacecraft Received Before Start of Sample Collection Maneuversoriginal ↗
20 Oct 2020
OSIRIS-REx Two Days Before First Sample Collection Attemptoriginal ↗
18 Oct 2020
Received MAVEN Orbiter at 8.4457 GHzoriginal ↗
17 Oct 2020
Recap of X-Band DSN Activities and Plans for the Futureoriginal ↗
15 Oct 2020
ARISS SSTV Event Commemorating Launch of Sputnik-1original ↗
8 Oct 2020
Optimizer® System’s CCM® therapy Wins R&D 100original ↗
6 Oct 2020
Strong Signals from Mars 2020 Perseverance and Tianwen-1original ↗
31 Jul 2020
PI9CAM EME SSTV Lunar Landing Party was a Blast!original ↗
26 Jul 2020
Hope Mars Mission Spacecraft (EMM) Acquired Overnightoriginal ↗
20 Jul 2020
Tweaking EME for SSTV Moon Landing Party and DSN for Tracking UAE’s EMMoriginal ↗
20 Jul 2020
The EchoStar RV-750 “Umbrella” (Collapsible) 7.5ft TVRO Antennaoriginal ↗
13 Jul 2020
Diagnosing X-Band DSN and again QRV EME 1296 MHzoriginal ↗
5 Jul 2020
Strong Signal from OSIRIS-REx Received at 8445.538 MHzoriginal ↗
21 Jun 2020
Mars Reconnaissance Orbiter (MRO) Receivedoriginal ↗
21 Jun 2020
DSN X-Band Feed Tweakoriginal ↗
20 Jun 2020
N2QG DSN X-Band Downconverteroriginal ↗
15 Jun 2020
VE4MA Feed Mounted on 3.5m Dish and First-Light with RX of Mars Expressoriginal ↗
14 Jun 2020
X-Band DSN Catch of the Day: Strong Signals from BepiColombo and STEREO-Aoriginal ↗
4 Jun 2020
My Current X-Band DSN Setuporiginal ↗
3 Jun 2020
Probe Location for Squeezed-Tube X-Band DSN Feedoriginal ↗
1 Jun 2020
STEREO-A Received on X-Band from a Distance of 173.8 Million kmoriginal ↗
1 Jun 2020
My First True-DSN X-Band DX: Bepi-Colombo at 15.2 Million km from Earthoriginal ↗
29 May 2020
Super-Kumar DSN X-Band Feed Ready for Testing this Memorial Day Weekendoriginal ↗
22 May 2020
DSN S-Band Helical Feed for 1.2m F/d=0.6 Offset Dishoriginal ↗
10 May 2020
First light on S-band with low-gain (1.2m) offset dishoriginal ↗
28 Apr 2020
Decontaminating N95 Masks at Home to Extend their Use During CoVid-19 Pandemicoriginal ↗
3 Apr 2020
Defense Support Program (DSP) F21 2237.5 MHz Carrier as it Orbitsoriginal ↗
2 Apr 2020
Adding an External Frequency Reference Input to the RFspace SDR-14original ↗
1 Apr 2020
S-Band DSN (and Aerospace L-Band Telemetry) RX LNA and Filter Front-Endoriginal ↗
1 Apr 2020
1296 MHz EME QSO with 4X1AJ in Israel!original ↗
29 Feb 2020
My 600W 1296MHz Power Amplifier Using Two VHFDesign 300W Palletsoriginal ↗
15 Feb 2020