Introduction — Planning, cont’d

Optional VLR 102SR Secondary receiver. One or more secondary receivers (VLR 102 SR) may be needed if any of the following conditions exist:

The room is larger than 40' by 40'.

Obstructions exist between the microphone and the receiver.

The room is odd-shaped, e.g., L-shaped or long.

The room has recessed or sheltered areas, such as alcoves or bays.

The room has large windows or windows on multiple walls.

Portions of the walls are dark and/or covered. Dark surfaces reduce signal reflection. Take the following into consideration:

Wall art

Curtains/blinds

Acoustical panels

Wall material/texture

The following diagrams show examples of secondary receiver placement.

Receiver and one secondary receiver in an odd-shaped room

Receiver and one secondary receiver in a long room

Receiver and three secondary receivers in a large room, or a room with dark walls, obstructions, and/or windows

1-4 VoiceLift Microphone Installation • Introduction — Planning

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Extron electronic VLM 1000, VLM 2000 manual Introduction Planning, cont’d,  The room is larger than 40 by