The HATT4 is a sonically superior, four output stereo headphone amplifier.
The outputs deliver clean, high power signal capable of driving any modern
type of earbuds or headphones. Each output is driven by a high fidelity,
low distortion, class AB stereo amplifier controlled with a front panel
volume pot. Both ¼” and 3.5mm headphone jacks are provided, wired in parallel.
This table top stereo, active, compact headphone amplifier provides
headphone volume control for broadcast applications, recording studios,
language labs, etc.
Handles headphones from 8 to 600 Ohms with low distortion and wide frequency response.
1/4" and 1/8" headphone jacks and volume control are provided on the front panel.
Two 1/4" TRS (stereo) and one 1/8" TRS jacks on the rear for input / through connections.
Powered with 24 VDC adapter (included).
HAUC - Under Counter Active, Stereo Headphone Control Box
This stereo, active, compact headphone amplifier mounts under a table or counter and provides
headphone volume control for broadcast applications, recording studios,
language labs, etc.
Handles headphones from 8 to 600 Ohms with low distortion and wide frequency response.
1/4" and 1/8" headphone jacks and volume control are provided on the front panel.
Two 1/4" TRS (stereo) and one 1/8" TRS jacks on the rear for input / through connections.
Powered with 24 VDC adapter (included).
Housed in a box with rounded edges - easy on clothes and knees.
Item:   Quantity: HAUC - Under Counter Active, Stereo Headphone Control Box $109.99
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HAUCXL - Under Counter Active, Monaural, Balanced Headphone Control Box
This monaural, active, compact headphone amplifier mounts under a table or counter and provides
headphone volume control for broadcast applications, recording studios,
language labs, etc.
Handles headphones from 8 to 600 Ohms with low distortion and wide frequency response.
1/4" and 1/8" headphone jacks and volume control are provided on the front panel.
One stereo 1/8" TRS jack (actively summed to mono) and mono, balanced XLR input / through connections on the rear.
Powered with 24 VDC adapter (included).
Housed in a box with rounded edges - easy on clothes and knees.
Item:   Quantity: HAUCXL - Under Counter Active, Monaural, Balanced Headphone Control Box $109.99
When finished shopping, click on on any page.
HBUC - Under Counter Passive, Stereo Headphone Control Box
This passive, compact box mounts under a table or counter and provides
headphone volume control for broadcast applications, recording studios,
language labs, etc.
Two 1/4" TRS (stereo) inputs on the rear for input / through connections.
Housed in a box with rounded edges - easy on clothes and knees.
The Whirlwind PA-1 is a high output, low distortion,
portable monitoring device suitable for critical listening in any professional audio environment.
Use for:
Headphone distribution systems.
Sign language interpretation or language translation.
(The superior sound quality will reduce ear fatigue when working over extended periods of time.)
Adding headphone monitoring to any piece of audio equipment.
Boosting weak headphone outputs in high SPL environments.
The PA-1 accepts either balanced or unbalanced stereo, line level signals through parallel XLR and 1/4" TRS inputs.
A switch changes the input connector configuaration from separate balanced inputs to combination unbalanced
(Tip/Pin2 = Left, Ring/Pin3 = Right)
for accepting signals from sources such as headphone jack outputs.
Powered by two 9 volt batteries that load into easy access drawers or external AC power supply (included).
Item: Quantity: Personal Amplification System $188.45