
The Fonestar DOT-30TR is a 100 V line attenuator with a maximum power of 30 W, designed for local volume control of speakers in Public Address (PA) and voice evacuation systems. It is part of the DOT series, featuring a minimalist design and priority wiring capabilities.
Key Features:
Type: 100 V line attenuator with an autotransformer.
Max Power: 30 W maximum power handling.
Inputs/Outputs: High Z (High Impedance) 100 V line.
Priority System: Supports 3-wire and 4-wire priority systems (24 V), allowing emergency announcements to override local volume settings.
Relay Specification: 24 V, 200 mW, 8 mA.
Controls: Features an ergonomic potentiometer with 10 attenuation positions plus an off switch.
Mounting: Designed for flush or surface mounting.
Fits standard universal electrical boxes.
Can be surface mounted using the optional DOT-BOX.
Design: Minimalist aesthetic, supplied in white, but a black panel (DOT-01N) can be purchased separately.
| Feature | Specification |
| Type | 100 V Line Attenuator with Autotransformer |
| Max Power | 30 W |
| Compatibility | High Z 100 V Line |
| Controls | 10 Attenuation Positions + Off |
| Priority | 3-wire and 4-wire priority systems with 24 V Relay |
| Dimensions (Total) | 83 x 83 x 50 mm depth |
| Dimensions (Insert) | 50 x 50 x 38 mm depth |
| Weight | 0.15 kg |
Perfect for public address and voice evacuation systems, large and small shops, shopping centres, hotels, cafés, amusement arcades, home use, etc.
FEATURES:
100 V line attenuator with autotransformer for recessed or surface mounting
2-wire input and 3- and 4-wire priority systems.
POWER: 30 W maximum
CONTROLS: 10 attenuation positions and off switch
DIMENSIONS:
Total: 83 x 83 x 50 mm depth
Insert: 50 x 50 x 38 mm depth