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M480 — Input Module
Type module
Category INPUT-PRE-AMPS
Try it simulator & front panel · download package (zip)
Earliest dated evidence 1975|8 — month & year
Evidence "APR 75" in WBS Photos-1-001/2021-3-16-19-35-4.jpg
Confidence medium
All years found 1975|8
Used in jobs T1202
Variants M480A, M480B, M480C
Folder DOCUMENTS/Done/Done - L1202A Console
Folder DOCUMENTS/RAW Photos/2021 Information sheets
Folder Modules/AMPLIFIERS/M481B

Connections and circuit (ideal SPICE model)

Drawn live from its RTO-144 connections: run the generator, turn the gain, watch the VU. Open the netlist to see how the model is built.

Pinout & connections

Each contact as its own documents name it: 19 named (19 high confidence). An empty slot is a contact no page names. Hover a contact for its source; the table under the drawing lists them.

EDGE CONNECTOR · A–YLETTERED SIDEA: MIC IN B audio in · confidence high rto-144 · M480.rto144.json, p. 1AMIC IN B −INBCD: AUX audio bus / pair · confidence high rto-144 · M480.rto144.json, p. 1DAUX −BUSE: CUE SOLO audio bus / pair · confidence high rto-144 · M480.rto144.json, p. 1ECUE SOLO −BUSF: M1 OUT audio out · confidence high rto-144 · M480.rto144.json, p. 1FM1 OUT −OUTH: M2 OUT audio out · confidence high rto-144 · M480.rto144.json, p. 1HM2 OUT −OUTJKL: FADER RETURN audio in · confidence high rto-144 · M480.rto144.json, p. 1LFADER RETURN +INMNP: LINE IN B audio in · confidence high rto-144 · M480.rto144.json, p. 1PLINE IN B −INRST: FADER SEND audio out · confidence high rto-144 · M480.rto144.json, p. 1TFADER SEND +OUTUVWXYEDGE CONNECTOR · 1–21NUMBERED SIDE1: MIC IN B audio in · confidence high rto-144 · M480.rto144.json, p. 11MIC IN B +IN234: AUX audio bus / pair · confidence high rto-144 · M480.rto144.json, p. 14AUX +BUS5: CUE SOLO audio bus / pair · confidence high rto-144 · M480.rto144.json, p. 15CUE SOLO +BUS6: M1 OUT audio out · confidence high rto-144 · M480.rto144.json, p. 16M1 OUT +OUT7: M2 OUT audio out · confidence high rto-144 · M480.rto144.json, p. 17M2 OUT +OUT8910: FADER RETURN audio in · confidence high rto-144 · M480.rto144.json, p. 110FADER RETURN −IN111213: LINE IN B audio in · confidence high rto-144 · M480.rto144.json, p. 113LINE IN B +IN141516: FADER SEND audio out · confidence high rto-144 · M480.rto144.json, p. 116FADER SEND −OUT171819: -25 V power rail · confidence high rto-144 · M480.rto144.json, p. 119-25 VPWR20: COMMON ground / common · confidence high rto-144 · M480.rto144.json, p. 120COMMONGND21: +25 V power rail · confidence high rto-144 · M480.rto144.json, p. 121+25 VPWR
KEYIN audio inOUT audio outBUS audio bus / pairPWR power railGND ground / commonhigh: sheet
M480 — Input Module-25 V 19+25 V 21M480INPUT MODULEMIC IN BA·1FADER RETURNL·10LINE IN BP·13AUXD·4CUE SOLOE·5M1 OUTF·6M2 OUTH·7FADER SENDT·16COMMON 20CONNECTED TO · CONSOLES & JOBS (1)T1202console / jobMADE OF · SUB-ASSEMBLIES (2)60-760-7 / INPUT TRANSFORMER60-1260-12 / INPUT TRANSFORMERDRAWN WITH · MODULES (7)M460on 6 drawings with itM521on 6 drawings with itM470on 6 drawings with itM207on 5 drawings with itM481Bon 5 drawings with itM480Bon 3 drawings with itM480Con 1 drawing with it

pinout (SVG) · connections (SVG) · pins (JSON)

Pin evidence — 19 contacts
PinSignalKindConfidenceRead fromSource
AMIC IN Baudio inhighrto-144M480.rto144.json, p. 1
1MIC IN Baudio inhighrto-144M480.rto144.json, p. 1
DAUXaudio bus / pairhighrto-144M480.rto144.json, p. 1
4AUXaudio bus / pairhighrto-144M480.rto144.json, p. 1
ECUE SOLOaudio bus / pairhighrto-144M480.rto144.json, p. 1
5CUE SOLOaudio bus / pairhighrto-144M480.rto144.json, p. 1
FM1 OUTaudio outhighrto-144M480.rto144.json, p. 1
6M1 OUTaudio outhighrto-144M480.rto144.json, p. 1
HM2 OUTaudio outhighrto-144M480.rto144.json, p. 1
7M2 OUTaudio outhighrto-144M480.rto144.json, p. 1
LFADER RETURNaudio inhighrto-144M480.rto144.json, p. 1
10FADER RETURNaudio inhighrto-144M480.rto144.json, p. 1
PLINE IN Baudio inhighrto-144M480.rto144.json, p. 1
13LINE IN Baudio inhighrto-144M480.rto144.json, p. 1
TFADER SENDaudio outhighrto-144M480.rto144.json, p. 1
16FADER SENDaudio outhighrto-144M480.rto144.json, p. 1
19-25 Vpower railhighrto-144M480.rto144.json, p. 1
20COMMON
also: COMMON (rto-144)		ground / commonhighrto-144M480.rto144.json, p. 1
21+25 Vpower railhighrto-144M480.rto144.json, p. 1

Pictures

1975 - 480-02-001 - INPUT MODULE - DRN DM - ISS 3.jpg1975 - 480-03-005 - BRACKET - TRANS. (60-7) MTG - DRN REB - ISS 1.jpg1975 - M480 - 480-01-001 - W-IG INPUT MODULE.jpg1975 - M480 - 480-02-003 - INPUT MODULE.jpg1975 - M480 - 480-04-002 - INPUT MODULE.jpg1975 - M480 - 480-06-002.jpg1975 - M480 - IMG_9358.jpg1975 - M480 - IMG_9359.jpg1975 - M480 - IMG_9360.jpg1975 - M480 - Rack of 8 M480.jpg1975 - M480 - Rack of 8 M480_small.jpg1975 - M480 - wbsps - module - M480.jpg1975 - M480 - wbsps - module - M480_small.jpg1979 - 480-01-001 - M480B INPUT MODULE FUNCTIONAL DIAGRAM - DRN P. MAHONEY - ENG MRW - ISS 1 (2).jpg1979 - 480-01-001 - M480B INPUT MODULE FUNCTIONAL DIAGRAM - DRN P. MAHONEY - ENG MRW - ISS 1 (3).jpg1979 - 480-01-001 - M480B INPUT MODULE FUNCTIONAL DIAGRAM - DRN P. MAHONEY - ENG MRW - ISS 1.jpg1982 - 480-01-002 - M480C INPUT MODULE FUNCTIONAL DIAGRAM - DRN ML - ENG MRW - ISS 1.jpg19xx - DOC - 1202-02-011 - REDRAWN FOR.jpg19xx - DOC - RTO Racks Information Sheet.jpg19xx - 480-02-002 - INPUT MODULE - ISS 1.jpgWBS M480 input pad - drawn by charlesaudio.ong.png1982 - T1202 - IMG_5945.jpg1975 - M480A - Schematic - Back Flipped (3).jpg1977 - M1002 - 004.jpg1977 - M1002 - 005.jpg1977 - M1002 - 011 - M480 Pre-Amp.jpg1982 - M480C - P23 - Schematic.jpg1980 - M480B - 480-01-001 - SOLO CONTROL PEAK EXTERNAL PEAK CALIBRATION.jpg1982 - M480C - 480-01-002 - CUE-SOLO SOLO CONTROL CONTROL COMMON ISSU.jpg1980 - M480B - 480-02-003 - INPUT MODULE SCHEMATIC CHASSIS.jpg1980 - M480B - 480-04-002 - INPUT MODULE FRONT PANEL SCELE.jpg1982 - M480C - 480-04-006 - MABOC INPUT MODULE FRONT PANEL ISSE.jpg1980 - M480B - 480-06-002 - INPUT MODULE COMPONENT LAYOUT.jpg1982 - M480C - 480-06-004 - INPUT MODULE COMPONENT LAYOUT.jpg

Dates found in the documents

Year Kind Text File
1975|8 month & year APR 75 1975 - 480-02-001 - INPUT MODULE - DRN DM - ISS 3.jpg

Photos & scans (28)

Year File
1975|8 1975 - 480-02-001 - INPUT MODULE - DRN DM - ISS 3.jpg note
1975|8 1975 - 480-03-005 - BRACKET - TRANS. (60-7) MTG - DRN REB - ISS 1.jpg note
1975|8 1975 - M480 - 480-01-001 - W-IG INPUT MODULE.jpg note
1975|8 1975 - M480 - 480-02-003 - INPUT MODULE.jpg note
1975|8 1975 - M480 - 480-04-002 - INPUT MODULE.jpg note
1975|8 1975 - M480 - 480-06-002.jpg note
1975|8 1975 - M480 - IMG_9358.jpg note
1975|8 1975 - M480 - IMG_9359.jpg note
1975|8 1975 - M480 - IMG_9360.jpg note
1975|8 1975 - M480 - Rack of 8 M480.jpg note
1975|8 1975 - M480 - Rack of 8 M480_small.jpg note
1975|8 1975 - M480 - wbsps - module - M480.jpg note
1975|8 1975 - M480 - wbsps - module - M480_small.jpg note
1979|12 1979 - 480-01-001 - M480B INPUT MODULE FUNCTIONAL DIAGRAM - DRN P. MAHONEY - ENG MRW - ISS 1 (2).jpg note
1979|12 1979 - 480-01-001 - M480B INPUT MODULE FUNCTIONAL DIAGRAM - DRN P. MAHONEY - ENG MRW - ISS 1 (3).jpg note
1979|12 1979 - 480-01-001 - M480B INPUT MODULE FUNCTIONAL DIAGRAM - DRN P. MAHONEY - ENG MRW - ISS 1.jpg note
1982|15 1982 - 480-01-002 - M480C INPUT MODULE FUNCTIONAL DIAGRAM - DRN ML - ENG MRW - ISS 1.jpg note
? 19xx - DOC - 1202-02-011 - REDRAWN FOR.jpg note
? 19xx - DOC - RTO Racks Information Sheet.jpg note
? 19xx - M481B - DOC - 1202-02-011 - REDRAWN FOR.jpg note
? 19xx - M460 - DOC - RTO Racks Information Sheet.jpg note
? 19xx - M470 - DOC - RTO Racks Information Sheet.jpg note
? 19xx - 480-02-002 - INPUT MODULE - ISS 1.jpg note
? 19xx - M480 - DOC - 1202-02-011 - REDRAWN FOR.jpg note
? 19xx - M480 - DOC - RTO Racks Information Sheet.jpg note
? WBS M480 input pad - drawn by charlesaudio.ong.png note
? 19xx - M521 - DOC - RTO Racks Information Sheet.jpg note
? 19xx - M207 - DOC - 1202-02-011 - REDRAWN FOR.jpg note

Sub-assemblies & parts used (2)

Item What Family Year How we know
60-7 60-7 / INPUT TRANSFORMER Input transformers (60-n) 1968|1 drawing filed with it
60-12 60-12 / INPUT TRANSFORMER Input transformers (60-n) 1990|23 named in its manual

Consoles & jobs it is connected to (1)

Their own drawings name this module.

Job Year Drawing Page
T1202 1982 - T1202 - IMG_5945.jpg 1

Named in other drawings & documents (7)

File Page
19xx - RTO-144 - Module RTO-144 Jumper calculator.xlsx 1
1975 - M480A - Schematic - Back Flipped (3).jpg 1
1977 - M1002 - 004.jpg 1
1977 - M1002 - 005.jpg 1
1977 - M1002 - 011 - M480 Pre-Amp.jpg 1
1982 - M480C - Input Module.pdf 24
1982 - M480C - P23 - Schematic.jpg 1

Drawings (26)

Each scan with its trace laid over it: the slider runs from the scan to the vector drawing. Click one to see it large and save it as SVG, DXF, KiCad, PDF or PowerPoint.

B 480-01-001 · functional · 1979|12
M480B / INPUT MODULE / FUNCTIONAL DIAGRAMviewer
B 480-01-001 · functional · 1979|12
M480B / INPUT MODULE / FUNCTIONAL DIAGRAMviewer
B 480-01-001 · functional · 1979|12
M480B / INPUT MODULE / FUNCTIONAL DIAGRAMviewer
480-01-001 · functional · 1980|13
Solo Control Peak External Peak Calibrationviewer
480-01-001 · functional · 1980|13
W/Ig Input Moduleviewer
480-01-002 · functional · 1982|15
Cue/Solo Solo Control Control Common Issuviewer
B 480-01-002 · functional · 1982|15
M480C / INPUT MODULE / FUNCTIONAL DIAGRAMviewer
480-02-003 · schematic · 1975|8
Input Module Schematicviewer
D 480-02-001 · schematic · 1975|8
M480 / INPUT MODULEviewer
480-02-003 · schematic · 1980|13
Input Module Schematic Chassisviewer
1202-02-011 · schematic
Redrawn Forviewer
D 480-02-002 · schematic
INPUT MODULEviewer
480-06-002 · component layout · 1975|8
1975 - M480 - 480-06-002viewer
480-06-002 · component layout · 1980|13
Input Module Component Layoutviewer
480-06-004 · component layout · 1982|15
Input Module Component Layoutviewer
480-04-002 · connector layout · 1980|13
Input Module Front Panel Sceleviewer
480-04-002 · connector layout · 1980|13
Input Moduleviewer
480-04-006 · connector layout · 1982|15
Maboc Input Module Front Panel Isseviewer
B 480-03-005 · mechanical · 1975|8
BRACKET - TRANS. (60-7) MTG.viewer

Read from the drawing title blocks.

Drawing Title Date Drawn by Checked by Iss. Source
B 480-03-005 BRACKET - TRANS. (60-7) MTG. 1975|8 REB 1 file
D 480-02-001 M480 / INPUT MODULE 1975|8 DM 3 file
B 480-01-001 M480B / INPUT MODULE / FUNCTIONAL DIAGRAM 1979|12 P MAHONEY 1 file
B 480-01-001 M480B / INPUT MODULE / FUNCTIONAL DIAGRAM 1979|12 P MAHONEY 1 file
B 480-01-001 M480B / INPUT MODULE / FUNCTIONAL DIAGRAM 1979|12 P MAHONEY 1 file
B 480-01-002 M480C / INPUT MODULE / FUNCTIONAL DIAGRAM 1982|15 ML 1 file
— file
1202-02-011 Redrawn For JP LTL file
480-01-001 W/Ig Input Module BW 3 file
480-01-001 Solo Control Peak External Peak Calibration file
480-01-002 Control Common B file p.23
480-01-002 Cue/Solo Solo Control Control Common Issu U file p.23
480-01-002 Cue/Solo Solo Control Control Common Issu U file
480-02-003 Input Module 3 file
480-02-003 Input Module Schematic Chassis file p.25
480-02-003 Input Module Schematic Chassis file
480-04-002 Input Module B file
480-04-002 Input Module Front Panel file p.23
480-04-002 Input Module Front Panel Scele file
480-04-006 Out Pad Sens Mic Ling Peak Ipgm I file p.22
480-04-006 Maboc Input Module Front Panel Isse E file
480-06-002 Input Module Component Layout KC file p.26
480-06-002 Input Module Component Layout A file
480-06-004 Iet Ecefl Issudate Revision LLT file p.25
480-06-004 Input Module Component Layout U file
D 480-02-002 INPUT MODULE 1 file
An archive by Anthony Peter Kuzub · WBSps.Kuzub.com · WBSps.ca
generated from M480.md