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Electronic Theatre Controls Inc

Phasing in Sensor Portable Packs and Touring Racks

Question

How are SP Portable and Touring Packs broken out by Phase?

Answer

Below are breakdowns for each portable pack ETC makes. In the newer Touring Packs the phasing is also detailed by the color coding in the patch bay. Black For Phase A, Red for Phase B, and Blue for Phase C.  Note that these dimmer #s assume each module holds two dimmers and takes up only one module space in the rack (e.g. a rack populated with D20 modules).

SP6

An SP6 spaces 2 Modules per phase.

A:

Dimmers 1-4

B:

Dimmers 5-8

C:

Dimmers 9-12


SP12

An SP12 Spaces 4 Modules per phase.

A:

Dimmers 1-8

B:

Dimmers 9-16

C:

Dimmers 17-24

SP24

An SP24 (small Touring Pack) Phasing spaces a bit differently.  There are 8 Modules per phase but they are split into 2 smaller bus bars per phase of 4 modules each.

A1:

Dimmers 1-8

B1:

Dimmers 9-16

C1:

Dimmers 17-24

A2:

Dimmers 25-32

B2:

Dimmers 33-40

C2:

Dimmers 41-48

SP36

An SP36 (also Known as the Bandit Rack) In this rack there are 12 modules per phase splits into 3 smaller bus bars per phase except for phase B which has 4 smaller bus bars 2 with 4 modules and 2 with 2 modules.

A1:

Dimmer 1-8

B1:

Dimmer 9-16

C1:

Dimmer 17-24

A2:

Dimmer 25-32

B2:

Dimmer 33-36 (Bottom of column 1)

B3:

Dimmer 37-40 (top of column 2)

C2:

Dimmer 41-48

A3:

Dimmer 49-56

B4:

Dimmer 57-64

C3:

Dimmer 65-72

SP48

An SP48 (Large Touring Pack) Has 16 Modules per Phase split into 4 smaller bus bars per phase of 4 modules each.

A1:

Dimmers 1-8

B1:

Dimmers 9-16

C1:

Dimmers 17-24

A2:

Dimmers 25-32

B2:

Dimmers 33-40

C2:

Dimmers 41-48

A3:

Dimmers 49-56

B3:

Dimmers 57-64

C3:

Dimmers 65-72

A4:

Dimmers 73-80

B4:

Dimmers 81-88

C4:

Dimmers 89-96

 

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