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M166 — Active Summing Module
Type module
Category SUMMING
Try it simulator & front panel · download package (zip)
Earliest dated evidence 1970|3 — title block date
Evidence "9 FEB 1970" on 1970 - 166-06-001 - ACTIVE SUMMING AMPLIFIER LAYOUT - DRN DPS.jpg
Confidence high
All years found 1970|3, 1973|6
Used in jobs 73050 (1973|6)
Variants M166A
Folder Modules/SUMMING/M166

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: 6 named (6 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 · 1–15NUMBERED SIDE1: SUMMING IN 10KΩ audio in · confidence high rto-144 · M166.rto144.json, p. 11SUMMING IN 10KΩ +IN2: SUMMING IN 10KΩ audio in · confidence high rto-144 · M166.rto144.json, p. 12SUMMING IN 10KΩ −IN345678910: PREAMP OUT 1 audio out · confidence high rto-144 · M166.rto144.json, p. 110PREAMP OUT 1 +OUT11: PREAMP OUT 1 audio out · confidence high rto-144 · M166.rto144.json, p. 111PREAMP OUT 1 −OUT12: COMMON ground / common · confidence high rto-144 · M166.rto144.json, p. 112COMMONGND131415: +48 V power rail · confidence high rto-144 · M166.rto144.json, p. 115+48 VPWR
KEYIN audio inOUT audio outPWR power railGND ground / commonhigh: sheet
M166 — Active Summing Module+48 V 15M166ACTIVE SUMMINGMODULESUMMING IN 10KΩ1·2PREAMP OUT 110·11COMMON 12CONNECTED TO · CONSOLES & JOBS (1)73050T1202 · 1973|6DRAWN WITH · MODULES (1)M166Aon 1 drawing with it

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

Pin evidence — 6 contacts
PinSignalKindConfidenceRead fromSource
1SUMMING IN 10KΩaudio inhighrto-144M166.rto144.json, p. 1
2SUMMING IN 10KΩaudio inhighrto-144M166.rto144.json, p. 1
10PREAMP OUT 1audio outhighrto-144M166.rto144.json, p. 1
11PREAMP OUT 1audio outhighrto-144M166.rto144.json, p. 1
12COMMONground / commonhighrto-144M166.rto144.json, p. 1
15+48 Vpower railhighrto-144M166.rto144.json, p. 1

Pictures

1970 - 166-02-001 - ACTIVE SUMMING AMPLIFIER SCHEMATIC - DRN DPS - ISS 7 (2).jpg1970 - 166-06-001 - ACTIVE SUMMING AMPLIFIER LAYOUT - DRN DPS.jpg1973 - 166-02-005 - M166A SUMMING AMPLIFIER SCHEMATIC - DRN BWJ - ISS 4.jpg19xx - M166 - 1.jpg19xx - M166 - 166-02-001.jpg19xx - M166 - 166-02-002 - ACTIVE SUMMING AMPLIFIER PLUG CONNECTIONS.jpg19xx - M166 - 166-06-001 - MIN BEND RAD UMLESS SPECIFIED.jpg19xx - M166 - 2.jpg19xx - M166 - 3.jpg19xx - M166 - 4.jpg19xx - M166 - 5.jpg19xx - M166 - 6.jpg19xx - M166 - B 166-02-001 - M166 - ACTIVE SUMMING AMPLIFIER - SCHEMATIC (2).jpg19xx - M166 - B 166-02-001 - M166 - ACTIVE SUMMING AMPLIFIER - SCHEMATIC.jpg19xx - M166 - B 166-02-002 - M166 - ACTIVE SUMMING AMPLIFIER - PLUG CONNECTIONS.jpg19xx - M166 - B 166-06-001 - M166 - ACTIVE SUMMING AMPLIFIER - LAYOUT.jpg19xx - M166 - p1.jpg19xx - M166 - p2.jpg19xx - M166 - p3.jpg19xx - M166 - p4.jpg19xx - M166 - p5.jpg19xx - M166 - p6.jpg1973 - 73050 - 0002.jpeg1970 - 166-02-001 - ACTIVE SUMMING AMPLIFIER SCHEMATIC - DRN DPS - ISS 17.jpg1970 - 166-02-001 - ACTIVE SUMMING AMPLIFIER SCHEMATIC - DRN DPS - ISS 7.jpg1970 - 166-02-002 - ACTIVE SUMMING AMPLIFIER PLUG CONNECTIONS - DRN DPS - ISS 2.jpg1970 - 166-06-001 - ACTIVE SUMMING AMPLIFIER LAYOUT - DRN DPS - ISS 4.jpg

Physical manual inventory

Item Location Status Scanned
M166 Recently scanned and stiched by WB

Photos & scans (22)

Year File
1970|3 1970 - 166-02-001 - ACTIVE SUMMING AMPLIFIER SCHEMATIC - DRN DPS - ISS 7 (2).jpg note
1970|3 1970 - 166-06-001 - ACTIVE SUMMING AMPLIFIER LAYOUT - DRN DPS.jpg note
1973|6 1973 - 166-02-005 - M166A SUMMING AMPLIFIER SCHEMATIC - DRN BWJ - ISS 4.jpg note
? 19xx - M166 - 1.jpg note
? 19xx - M166 - 166-02-001.jpg note
? 19xx - M166 - 166-02-002 - ACTIVE SUMMING AMPLIFIER PLUG CONNECTIONS.jpg note
? 19xx - M166 - 166-06-001 - MIN BEND RAD UMLESS SPECIFIED.jpg note
? 19xx - M166 - 2.jpg note
? 19xx - M166 - 3.jpg note
? 19xx - M166 - 4.jpg note
? 19xx - M166 - 5.jpg note
? 19xx - M166 - 6.jpg note
? 19xx - M166 - B 166-02-001 - M166 - ACTIVE SUMMING AMPLIFIER - SCHEMATIC (2).jpg note
? 19xx - M166 - B 166-02-001 - M166 - ACTIVE SUMMING AMPLIFIER - SCHEMATIC.jpg note
? 19xx - M166 - B 166-02-002 - M166 - ACTIVE SUMMING AMPLIFIER - PLUG CONNECTIONS.jpg note
? 19xx - M166 - B 166-06-001 - M166 - ACTIVE SUMMING AMPLIFIER - LAYOUT.jpg note
? 19xx - M166 - p1.jpg note
? 19xx - M166 - p2.jpg note
? 19xx - M166 - p3.jpg note
? 19xx - M166 - p4.jpg note
? 19xx - M166 - p5.jpg note
? 19xx - M166 - p6.jpg note

Consoles & jobs it is connected to (1)

Their own drawings name this module.

Job Year Drawing Page
73050 1973|6 1973 - 73050 - 0002.jpeg 1

Named in other drawings & documents (1)

File Page
19xx - RTO-144 - Module RTO-144 Jumper calculator.xlsx 1

Drawings (10)

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 166-02-001 · schematic · 1970|3
M166 / ACTIVE SUMMING AMPLIFIER / SCHEMATICviewer
B 166-02-001 · schematic · 1970|3
M166 / ACTIVE SUMMING AMPLIFIER / SCHEMATICviewer
B 166-02-001 · schematic · 1970|3
M166 / ACTIVE SUMMING AMPLIFIER / SCHEMATICviewer
B 166-02-002 · schematic · 1970|3
M166 / ACTIVE SUMMING AMPLIFIER / PLUG CONNECTIONSviewer
B 166-02-005 · schematic · 1973|6
M166A / SUMMING AMPLIFIER / SCHEMATICviewer
166-02-001 · schematic
19xx - M166 - 166-02-001viewer
166-02-001 · schematic
19xx - M166 - B 166-02-001 - M166 - ACTIVE SUMMING AMPLIFIER - SCHEMATIC (2)viewer
166-02-001 · schematic
19xx - M166 - B 166-02-001 - M166 - ACTIVE SUMMING AMPLIFIER - SCHEMATICviewer
166-02-002 · schematic
Active Summing Amplifier Plug Connectionsviewer
166-02-002 · schematic
19xx - M166 - B 166-02-002 - M166 - ACTIVE SUMMING AMPLIFIER - PLUG CONNECTIONSviewer
166-06-001 · component layout · 1970|3
Min Bend Rad Umless Specifiedviewer
B 166-06-001 · component layout · 1970|3
M166 / ACTIVE SUMMING AMPLIFIER / LAYOUTviewer
B 166-06-001 · component layout · 1970|3
M166 / ACTIVE SUMMING AMPLIFIER / LAYOUTviewer
166-06-001 · component layout
19xx - M166 - B 166-06-001 - M166 - ACTIVE SUMMING AMPLIFIER - LAYOUTviewer

Read from the drawing title blocks.

Drawing Title Date Drawn by Checked by Iss. Source
166-06-001 Min Bend Rad Umless Specified 1970|3 DP file
B 166-02-001 M166 / ACTIVE SUMMING AMPLIFIER / SCHEMATIC 1970|3 DPS 17 file
B 166-02-001 M166 / ACTIVE SUMMING AMPLIFIER / SCHEMATIC 1970|3 DPS 7 file
B 166-02-001 M166 / ACTIVE SUMMING AMPLIFIER / SCHEMATIC 1970|3 DPS RB (Rodger Beck) 7 file
B 166-02-002 M166 / ACTIVE SUMMING AMPLIFIER / PLUG CONNECTIONS 1970|3 DPS 2 file
B 166-06-001 M166 / ACTIVE SUMMING AMPLIFIER / LAYOUT 1970|3 DPS 4 file
B 166-06-001 M166 / ACTIVE SUMMING AMPLIFIER / LAYOUT 1970|3 DPS file
B 166-02-005 M166A / SUMMING AMPLIFIER / SCHEMATIC 1973|6 BWJ 4 file
166-02-001 file
166-02-002 Active Summing Amplifier Plug Connections 2 file
An archive by Anthony Peter Kuzub · WBSps.Kuzub.com · WBSps.ca
generated from M166.md