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General Information
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| Manufacturer |
Radio Design Labs |
| Manufacturer Part Number |
FP-PA18H |
| Product Name |
18 W Mono Hi-Temp Audio Amplifier - 8 Ω, with Power Supply |
|
Features
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- 18 Watts RMS into 8 Ω
- Operation in Elevated Ambient Temperatures to 70°C
- Input / Output Detachable Terminal Block Connections
- Line Level Balanced or Unbalanced Input
- Compressor/Limiter Controls Clipping
- LED to Indicate Audio Compression Threshold
- Compressor Produces Maximized Average Output Power
- Audio Quality Superior to Standard Amplifiers
- Ultracompact All Metal Construction
- High Efficiency Class D Operation
- Thermal and ShortCircuit Protection
|
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Specifications
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| Input |
Line level (4 dBu nominal balanced; 10 dBV nominal unbalanced) |
| Input Impedance |
10 k |
| Gain Adjustment |
Single turn audio taper |
| Levels |
Minimum Input LevelsBalanced: 18 dBu (to cross compressor threshold)Unbalanced: 20 dBV (to cross compressor threshold)Maximum Input LevelsBalanced: 23 dBuUnbalanced: 21 dBV |
| Frequency Response |
20 Hz to 20 kHz (+/ 1 dB) Measured at compressor threshold level equaling 12 W RMS output power |
| THD + N |
< 0.5% (20 Hz to 20 kHz) Measured at compressor threshold level equaling 12 W RMS output power |
| Compressor |
Threshold 3 dB below rated output, automatically adjusting attack and release times |
| CMRR |
> 45 dB (50 Hz to 3 kHz) |
| Noise |
< 72 dB (below 18 W RMS, 4 dBu input) |
| Output Power |
18 W RMS into 8 |
| Output Circuit |
Class D |
| Threshold |
Output Signal Detector Threshold: 30 mW @ 20 Hz; 20 mW @ 30 Hz; 10 mW @ 50 Hz; 5 mW @ 65 Hz through 20 kHz |
| Output |
Output Signal Detector Output: Open collector, 5 mA |
| Indicators |
Red LED: Comp LED indicates compressor activityGreen LED: Output active (controlled by output signal detector)Blue LED: Power on |
| 24 Vdc Power Supply Current |
80 mA (idle), 975 mA (maximum), ground referenced |
| Power Supply |
100 to 240 VAC, 50/60 Hz, 1 A maximum; 24 VDC output to module |
| Ambient Operating Environment |
32 to 158°F (0 to 70°C) |
| Dimensions (H x W x L) |
1.15 x 3.25 x 3.00" (2.92 x 8.26 x 7.62 cm) |
| Packaging Info |
| Package Weight |
1.1 lb |
| Box Dimensions (lxwxh) |
7.2 x 5.1 x 2.5" |
