mjrippe Well-known member GDIY Supporter Joined Dec 27, 2011 Messages 2,929 Location Brooklyn, NY Feb 10, 2020 #41 RCA 62-A Portable Broadcast Amplifier, 1937. Full manual to be scanned soon. Attachments RCA 62-A Schem.jpg 1.1 MB
emrr Well-known member Joined Apr 12, 2006 Messages 8,671 Location NC, USA Feb 10, 2020 #42 There are two distinct looks and layouts, don't know if there are circuit differences or not. Here's one with values. Attachments 62-A MI-4221-B:C.jpg 321.2 KB
There are two distinct looks and layouts, don't know if there are circuit differences or not. Here's one with values.
mjrippe Well-known member GDIY Supporter Joined Dec 27, 2011 Messages 2,929 Location Brooklyn, NY Jun 24, 2020 #43 Article about the classic RCA knob. Attachments rca-console-knob.pdf 1.8 MB
R Rompstomp89 Well-known member Joined Jul 18, 2015 Messages 73 Location Nashville, TN Oct 5, 2020 #44 RCA BA73-A Attachments RCA BA73-A Schematic.jpg 517.5 KB
R Rompstomp89 Well-known member Joined Jul 18, 2015 Messages 73 Location Nashville, TN Oct 5, 2020 #45 RCA BA73-B Attachments RCA BA73-B Schematic.jpg 572.1 KB
emrr Well-known member Joined Apr 12, 2006 Messages 8,671 Location NC, USA Nov 29, 2020 #46 January 1949 updates Attachments 86 96 Limiter mods 2.pdf 1.3 MB
A abbey road d enfer Well-known member Staff member GDIY Supporter Moderator Joined Jan 22, 2008 Messages 17,653 Location Marcelland Mar 30, 2021 #47 RCA document about microphone loading Attachments microphone_loading_rca.pdf 555.1 KB
rackmonkey Well-known member GDIY Supporter Joined Sep 20, 2016 Messages 972 Location Texas Jul 6, 2021 #48 BA-73A full manual (scanned by me) Attachments RCA BA-73A Manual.pdf 5.9 MB
matriachamplification Wall Thomas Joined Feb 3, 2019 Messages 447 Location Ontario, Canada Jan 30, 2022 #49 RCA BC-6B Instruction Manual Attachments RCA BC-6B.pdf 2.1 MB
emrr Well-known member Joined Apr 12, 2006 Messages 8,671 Location NC, USA May 30, 2022 #50 44-BX mic MI-4027-E version Attachments 44-BX MI-4027-E schematic.JPG 165.7 KB
S smilan Well-known member Joined May 29, 2017 Messages 504 Jun 30, 2022 #51 BA-31A Attachments RCA BA-31A.jpg 141.3 KB
J jdirolf New member Joined May 12, 2015 Messages 4 Jul 18, 2022 #52 RCA BA-13A manual/schematic Attachments RcaBa13a.pdf 3.6 MB
L LeRoyLimited Member Joined Feb 23, 2021 Messages 7 Location New York Nov 6, 2023 #53 RCA SPX Standard Ribbon Velocity Microphone Attachments RCA_SPX.pdf 6.7 MB
ToBSn Well-known member Joined Jan 6, 2017 Messages 104 Location Germany Dec 10, 2023 #54 RCA BA-6A Compressor Attachments RCA BA-6A Compressor - 2.pdf 15.5 MB RCA BA-6A Compressor - 4.pdf 12.6 MB
ToBSn Well-known member Joined Jan 6, 2017 Messages 104 Location Germany Dec 10, 2023 #55 RCA BA-6B-Compressor Attachments RCA BA-6B-Compressor-6.pdf 14.1 MB
ToBSn Well-known member Joined Jan 6, 2017 Messages 104 Location Germany Dec 10, 2023 #56 RCA BA-11A Attachments RCA BA-11A.pdf 13.4 MB
ToBSn Well-known member Joined Jan 6, 2017 Messages 104 Location Germany Dec 10, 2023 #57 RCA OP-7 Attachments RCA OP-7.pdf 6.8 MB
ToBSn Well-known member Joined Jan 6, 2017 Messages 104 Location Germany Dec 10, 2023 #58 RCA BC-3B Attachments RCA BC-3B 1-15.pdf 9.7 MB RCA BC-3B 16-29.pdf 14 MB
audio_fil Member Joined May 19, 2021 Messages 7 Location france Feb 17, 2024 #59 old ... Attachments RCA comp log.pdf 3.3 MB