Alfatron
ALFC-457 2 Way 4" Ceiling Loudspeaker
- 2 way 4” loudspeaker with back box and aim-able tweeter
- Magnetic Grill
- 40W 8Ω, 20/10/5/2.5W @ 70V/100V
- 90-20,000Hz
- 87dB 1W 1M
- Dimensions (L x H): 204mm x 165mm, mounting hole 180mm diameter
- Requires Amplifier
Model: ALFC-457
Mnf. #: ALFC-457
GTIN/Barcode:SKU: 79380
Warranty: 7 years
R 2,299.00 (incl.VAT)
Above 10kg actual or volumetric weight (whichever one is higher), the shipping is charged.
Alfatron ALFC-457
The Alfatron ALFC-457 is a 2 way 4” loudspeaker with back box. It has got a magnetic grill. It produces 40W at 8Ω or has different tap settings at 20/10/5/2.5W at 70V/100V line.
90-20,000Hz, 87dB 1W 1M. Dimensions (L x H): 204mm x 160mm, mounting hole 180mm diameter.
General Specifications
Type: ALFC-457
- Frequency response: 90hz ~ 20Khz
- Sensitivity (1M/1W): 87dB
- Power Taps: 20W / 10W / 2.5W / 5W; 8Ω : 40W
- Rated Power: 20W, 8Ω: 40W
- Line input: 100V / 70V; 8Ω
- Hole for Mounting: Ø 180 (Diameter)
- Dimensions (mm): Ø 204 (Diameter) x 137mm
Physical Specifications
- Material (Panel): ABS White RAL 9016
- Grill: Powder coated Iron Mesh Component (L. Speaker): 4” (PCK + PF) Woofer Component (H. Speaker): 3/4 ” Silk
- Finished colour: White RAL 9016
- Unit Weight: 2.1kg
- Gross Weight: 13.5kg / 4 pcs
- Packing dimensions: 58 x 55 x 28cm
Woofer Speaker Specifications
- Voice Coil Size: Ø 25.8 x 0.17 2 Layer
- DC Impedance: 7Ω
- Former: KSV
- Magnet: Ferrite ( 416g)
- Ø 90 x Ø32 x 15 (Y30)
- Basket: Iron
- Cone Material: PCK + PF
- Spider: Conex
- Net Weight: 795 g
General |
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| Manuf Code | ALFC-457 | |
| Model | ALFC-457 | |
| Product Type | Ceiling Loudspeakers | |
| Colour | White | |
| Configuration | ||
| Components | Woofer | |
| Power Source | AC Adapter | |
Specifications |
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| Bluetooth | ||
| Frequency Response | 90-20KHz | |
| Signal-to-Noise Ratio (SNR) | 87 dB | |
Power Output RMS |
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| Total Power (RMS) | 40.0 watts | |
| Total Peak Power | 20 watts | |
| Tweeter (Treble Speaker) | Yes | |
Input / Output Connectors |
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| Audio Input Connectors | Amplifier | |