Equipment Category – Date

Dimming and Multiplex - Strand

> View in Alphabetical Order

Liquid Dimmers (1915 - 1945)
Glazed earthenware jars, complete with fixed & moving lead cones.

Early Metallic Dimmers (1925?)
Type A or Type B

Early Resistance Dimmers (1925?)
Wall-type or portable

Slate Type Slider Resistance Dimmers (1930s)

Arc Resistances (1936)
Radial Switch type, standard type or parallel type

Tubular Resistance Dimmers (1936)
Type T1, T2, T4

Plate Resistance Dimmers (1945)
Flickerless

Sunset Resistance Dimmers (1945)
Type A, Type A1, Type B, Type D, Wall Mounting Type

Automatic Dimmers (1945-1969)
Type PTU or CYU

Transformer Dimmers (1945? - ?)

Thyratron (1952 - 1966)

Valve Dimming

SD/WH (1959 April)
The first 220/240V SCR dimmer

CRD Dimmer Rack (1963)

JTM (1965 - 1975)
Inexpensive variable-load dimmers housed in compact 20-channel or 10-channel racks.

TM (1965?)

Portable Touring Equipment (1968?)

PTM (1968?)
Plug-in dimmer modules and associated racks

Mini T Dimmer Rack (1970)
6 way dimmer pack. 50 - 1000W per channel.

Mini 2 Dimmer Rack (1971)

STM (1975)
Successor to the JTM

Perma 12 (1977)
Wall-mounting 12 thyristor dimmer rack.

Portable High Power Dimmer Pack (1977)
Portable pack with 3 or 10 x 5kW maximum capacity Thyristor dimmers.

MCM (Modular Crate Mounted) (1978)
30 x 20A or 60 x 10A Thyristor Dimmers

Minipak (1978)
12 channel dimmer

CD80 Dimmer Banks and Modules (1980)

Tempus (1980)
Portable dimmer packs

Permus (1982 - ?)
Developed from Tempus dimmers

Act 2 (1983 - ?)
2 channel lighting control / dimmer

Act 6 (1984 - 1994)
6 channel dimmer rack (6 x 10A dimmer)

PIP (1986)
Plug-In Professional Dimmer Modules

DC90 Dimmer Racks and Modules (1987)

Act 3 (1987 - 1994)
3 channel dimmer rack (3 x 20A dimmer)

SMX (1989)
Strand Multiplex

CD80 1.2kW Pack (1989?)
24 channel compact dimmer

24 channel demultiplexer (1990 - ?)
Control of 24 analogue dimmers.

EC90 (1990 - ?)
Modular digital dimmer with reporter

Andi (1990s)
German Modular Dimmer System

CD80 Digital Pack (1992)

LD90 (1993 - ?)
Digital Dimming

System 6 (1994)
Compact wall-mounted dimmer cabinet: 6 x 15A or 6 x 20A dimmers

Act 3+ (1994 - ?)

Act 6+ (1994 - ?)
6 channel dimmer rack (6 x 10A dimmer)

Multimux 48 (1997)
Interface between analogue dimmers and DMX512 or D54

Dig 6 (1998)
6 channel digital dimmer

SLD Dimmers (2000)
Dimmer rack for 24 or 48 dual dimmer modules.

S72 Demultiplexer (2002)
DMX to Analogue Demultiplexer for up to 72 channels

EC21 (2005)
Installation dimmer rack

3 Pack (2006)
3 way dimmer pack

6 Pack (2006)
4U high, 19 inch digital dimmer pack.

ProPack (2008)
High density high power dimming in a 2U rack mount package

S21 IGBT Dimmer Box (2008)

1210 (2011)
Twelve 10A dimmer or relay switched channels in a 4U high 19 inch rack module.

RelayRack (2014)
12 channel 10 Amp Relay Panel

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