The HTA125A from Bogen is a high-performance power amplifier that utilizes advanced Power MOSFET technology, delivering superior efficiency and reliability. With a robust output of 125 watts RMS continuous, this amplifier ensures minimal total harmonic distortion and can operate with various load impedances. Its compact design, thermal protection, and automatic overload features make it an ideal choice for robust audio applications.
Bogen HTA125A Amplifier Features
- Power MOSFET circuitry: Provides higher efficiency and reduced heat for reliable performance.
- Continuous operation: Capable of delivering rated output power without interruption, ensuring consistent audio quality.
- Frequency response: ±1dB from 20 to 20,000 Hz at full rated output, offering clear and accurate sound reproduction.
- Low distortion: Less than 0.5% total harmonic distortion ensures clean audio without unwanted noise.
- Flexible output options: Multiple voltages and impedances available, allowing compatibility with various speaker systems.
- Automatic overload protection: Safeguards the amplifier from damage due to excessive load conditions.
- UL listed: Complies with UL Standard 60065 for safety in both the US and Canada.
Detailed Specifications for Bogen HTA125A
| Power Output | 125 watts (RMS continuous) |
| Total Harmonic Distortion | Less than 0.5% from 20 to 20,000 Hz |
| Input Signal Required | 500mV for full rated output |
| Input Impedance | High-impedance (50k ohms) unbalanced; low impedance (500/600 ohms, balanced or unbalanced) |
| Output Impedances | 4 ohms, 8 ohms, 25VCT, and 70 volts |
| Residual Hum and Noise | At least 90 dB below rated output |
| Output Regulation | Better than 2 dB from no load to full load |
| Thermal Protection | Yes, prevents damage from high temperatures |
| Overload Limiting | Yes, protects against excessive load |
| Fuse Type | SloBlo fuse for additional safety |



















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