LD Systems HPA 1
Professional music gear - detailed information and where to buy
LD Systems
HPA 1
Product Info
Article Number:
366390
Brand:
LD Systems
Model:
HPA 1
Category:
Wired In-Ear Components
Price:
$94.60
* Prices may vary. Check retailer for current pricing and availability.
The LD Systems HPA 1 is a surprisingly capable little IEM amp for the budget-conscious musician. It's perfect for singers, keyboardists, or anyone needing a personal monitoring solution without the bulk or expense of a larger rack unit. The stereo/mono switching is a nice touch for focus during rehearsals.
Product Description
- LD Systems HPA 1
- In Ear Headphones Amplifier
- 2 XLR Inputs
- Stereo/ mono/ mixed mode
- Frequency range: 20 - 40
- 000 Hz
- Impedance: 16 Ohm
- Volume knob
- Balance/ mix knob
- Stereo - mono/ focus switch
- 3.5 mm Stereo jack output
- 3.5 mm jack aux input
- Integrated limiter
- Operated with 9 V battery
- Signal LED: signal (green)/ peak (yellow)
- Robust plastic housing
- Dimensions: 80 x 42.5 x 133 mm
- Suitable power adaptor available: Art. #367029# (not included)
PROS
- • Compact size allows for easy portability and stage integration
- • Integrated limiter protects IEMs from potential clipping and damage
- • Stereo/mono switch offers flexibility for different monitoring scenarios
- • Robust plastic housing suggests reasonable durability for gigging
CONS
- • Plastic housing feels less premium than metal alternatives
- • Battery operation limits run time; AC adapter is a must for extended use
- • 3.5mm outputs feel a bit flimsy for frequent use
Product Video
Key Features
Type
In-Ear Monitor Amplifier
Channels
2 (XLR Inputs) + Stereo Output
Outputs
3.5 mm Stereo Jack
Connections
2 x XLR, 3.5 mm Aux Input, 3.5 mm Stereo Output
Power
9V Battery or External Power Adapter
Weight
Approximately 220g (including battery)
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Frequently Asked Questions
While it's rated for 16 Ohm, higher impedance IEMs (32 Ohm+) will likely have reduced volume output and may not perform optimally.
The plastic is fairly robust, but it's not indestructible; avoid dropping it or subjecting it to extreme impacts.
The signal LED is a good indicator, but the peak LED is more crucial for avoiding IEM damage – pay close attention to that yellow light.
