แอมป์ขยายหูฟัง LD System HPA 1 Headphone Amplifier
แอมป์ขยายหูฟัง LD System HPA 1 Compact Headphone Amplifier, Ideal for Wired In-Ear Monitoring, Balanced XLR Inputs, Switchable mono sum for a focused sound, Connection for a 9 V DC adapter, 3.5mm Aux Input for Playback
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฿7,500.00 ฿6,000.00
Description
LD System HPA Amplifier for headphones and wired IEM
แอมป์ขยายหูฟัง LD System HPA 1 Compact Headphone Amplifier, Ideal for Wired In-Ear Monitoring, Balanced XLR Inputs, Switchable mono sum for a focused sound, Connection for a 9 V DC adapter, 3.5mm Aux Input for Playback
The black HPA 1 by LD Systems is a headphone amplifier with high-power output for use in stage, studio, and home recording applications. It is an ideal solution for wired in-ear monitoring, and the compact design is ergonomically shaped with a rugged plastic housing. The HPA 1 has a soft-touch surface and a belt clip that can attach to the talent during a performance.
It has locking XLR connectors for the stereo signal L/R input and a 3.5mm stereo AUX input, which can be used for playback or click. A 3.5mm stereo jack is provided as a headphone output. It has a push-button switch to select between a summed mono or stereo signals.
The HPA 1 provides a built-in limiter that can give you protection against feedback and an optimal playback signal. The headphone amplifier is lightweight and can operate for up to 12 hours using a 9V battery (not included) or a 9 VDC power supply (available separately)
Features:
- Compact and powerful headphone amplifier
- Also ideal for wired in-ear monitoring
- Balanced XLR inputs L/R
- 5 mm AUX input for click and playback
- Precise volume and balance controllers
- Built-in limiter for distortion-free playback and feedback protection
- Switchable mono sum for a focused sound
- Ultra stable housing with soft-touch surface
- Practical belt clip for direct on-body operation
- Connection for a 9 V DC adapter
Specifications
| Product type | Headphone Amp: |
| Inputs | 2 |
| Inputs | AUX In (Stereo) |
| Input connectors | 3.5 mm stereo jack (AUX In), XLR-F (L + R Input, balanced) |
| Input impedance | 10000 (3.5 mm jack) Ohm(s), 6000 (XLR In) Ohm(s) |
| Input sensitivity | -6 (3.5 mm jack) dBV, 3 (XLR In) dBu |
| Max. input level | 7 (3.5 mm jack) dBV, 16 (XLR In) dBu |
| Protection circuits | Audio Limiter, Max. Input leveling, Power OFF – Mute relay |
| Headphones ouputs | 1 |
| Headphones outputs | 3.5 mm TRS |
| Power Output (1% THD @ 33 Ohm Load) | 2 x 1,65 Vrms |
| Minimum connected impedance | 16 (per channel) Ohm(s) |
| Frequency response | 20 – 40000 |
| Total Harmonic Distortion (THD) | 0.04% |
| Controls | Balance L/R, Power / Volume, Stereo/Mono (Focus) switch |
| Indicators | Battery (low battery: red), Peak (Amber), Power LED (Power ON: green), Signal (green) |
| Operating voltage | 9 V block, 9 V DC power supply |
| Operating voltage | 9 V DC |
| Max. Current | Nom. 0.07 A / Max. 0.15 |
| Cabinet material | Plastic |
| Cabinet surface | Soft-touch |
| Cabinet colour | Black |
| Width | 80 mm |
| Height | 42.5 mm |
| Depth | 133 mm |
| Weight | 0,155 kg |
| Accessories (included) | Belt clip |
Video
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