Search found 5159 matches

by mediatechnology
Thu Feb 02, 2023 5:37 am
Forum: The Peabody Lounge
Topic: Mask-Wearing: This Is Our Life Now (Or is It?)
Replies: 78
Views: 115480

Massive Peer-Reviewed Mask Study Shows 'Little To No Difference' In Preventing COVID, Flu Infection

Massive Peer-Reviewed Mask Study Shows 'Little To No Difference' In Preventing COVID, Flu Infection https://www.zerohedge.com/political/massive-mask-study-shows-little-no-difference-preventing-covid-flu-infection The study: https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD006207.pub6/epd...
by mediatechnology
Wed Feb 01, 2023 1:53 pm
Forum: Document
Topic: DIN Connector Contact Arrangements
Replies: 1
Views: 305

Re: DIN Connector Contact Arrangements

Found this document which shows DIN connector pin numbers:

Note that the 5 pin 180° and 240° have different order.

Image
by mediatechnology
Sun Jan 29, 2023 8:30 am
Forum: Build
Topic: Flat Balanced Input Moving Coil Phono Preamp Construction Information
Replies: 56
Views: 136906

Variable Termination and Connection Diagram for the Flat Balanced Input Moving Coil Phono Preamp

I'm frequently asked how to do switchable termination for the Flat Moving Coil Preamp The simplest termination scheme uses a 6 pin female connector plugged onto the termination jumper header. This option provides four values: 10, 30, 100 and 1KΩ or any three values <1KΩ plus 1KΩ. The switch wires d...
by mediatechnology
Fri Jan 27, 2023 2:45 pm
Forum: The Peabody Lounge
Topic: The Corona Virus Hoax of 2020 = 2023 "Vaccine" Injury And Depopulation
Replies: 582
Views: 270827

Re: The Corona Virus Hoax of 2020 = 2023 "Vaccine" Injury And Depopulation

WTF. Here is what I get from the two links: NOTICE TO USERS IN FRANCE Because of French government demands to remove creators from our platform, Rumble is currently unavailable in France. We are challenging these government demands and hope to restore access soon. MIrrored videos: Project Veritas P...
by mediatechnology
Fri Jan 27, 2023 9:36 am
Forum: The Peabody Lounge
Topic: The Corona Virus Hoax of 2020 = 2023 "Vaccine" Injury And Depopulation
Replies: 582
Views: 270827

Project Veritas Exposes Pfizer Executive Discussing Mutating Covid-19

Project Veritas Exposes Pfizer Executive Discussing Mutating Covid-19 https://rumble.com/v2754pg-project-veritas-exposes-pfizer-exec-discussing-mutating-covid-19-virus-for-.html And then an exorcism begins... https://rumble.com/v279jei-pfizer-director-destroys-ipad-containing-project-veritas-underc...
by mediatechnology
Fri Jan 27, 2023 8:16 am
Forum: Document
Topic: Weller Catalog
Replies: 0
Views: 46

Weller Catalog

Weller Catalog

While shopping for a new soldering station I stumbled upon the complete Weller catalog including Xcelite.
Thought it might be a good idea to post it here.

https://proaudiodesignforum.com/images/ ... atalog.pdf (220 MB)
by mediatechnology
Thu Jan 26, 2023 4:43 pm
Forum: Document
Topic: Bootstrapped Op Amp Articles
Replies: 34
Views: 152694

High Voltage Class AB Amp Uses Two Floating Cells

"Class AB Amp Uses Two Floating Cells," Joseph Ting, EDN, March 19, 2009. https://proaudiodesignforum.com/images/pdf/Class_AB_Amp_Uses_Two_Floating_Cells_Ting_EDN_March_2009.pdf https://proaudiodesignforum.com/images/jpg/Class_AB_Amp_Uses_Two_Floating_Cells_Ting_EDN_March_2009_Figure_1_40...
by mediatechnology
Wed Jan 25, 2023 5:24 pm
Forum: Build
Topic: TDK-Lambda Single, Bipolar and Triple Output Switching Power Supplies for Audio Projects
Replies: 11
Views: 10721

Re: TDK-Lambda Single, Bipolar and Triple Output Switching Power Supplies for Audio Projects

terkio: Well if switchers continue to have long lead times we may still need those linear supplies.

flyboy71: Nice work on the lab supply!
by mediatechnology
Thu Jan 19, 2023 4:04 pm
Forum: Build
Topic: Monitor Controller Construction Information
Replies: 1
Views: 416

Monitor Controller Available in Assembled Form

I do have another fully-assembled Monco available: https://ka-electronics.com/shop/index.p ... uct_id=171

This is the last board from the first run.

Bare PC boards and boards with ICs will be available early February 2023.
by mediatechnology
Wed Jan 18, 2023 7:20 am
Forum: The Peabody Lounge
Topic: The Corona Virus Hoax of 2020 = 2023 "Vaccine" Injury And Depopulation
Replies: 582
Views: 270827

FAA Quietly Indicates that US Pilots’ Hearts Are Damaged After Taking Vaccines

FAA Quietly Indicates that US Pilots’ Hearts Are Damaged After Taking Vaccines https://www.thegatewaypundit.com/2023/01/faa-quietly-updates-requirements-pilot-ekgs-indicating-pilots-hearts-no-longer-normal-attributed-vaccines/ In the October 2022 version of the FAA Guide for Aviation Medical Examin...