Project Head Box SE mkII headphone amplifier

Project Head Box SE mkII headphone amplifier

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Low noise class A electronics combine with super regulated power supplies to produce a fabulous headphone amplifier. Two sets of headphones can be connected, each with it's own volume control, so you can listen with your partner. High quality, low noise Burr Brown op-amps are configured with surface mounted resistors and capacitors to create an optimum short signal path for maximum sound quality.
Power output mW/30ohms, 110mW/300ohms
Headphone connection > 30ohms
Signal to noise 110dB (115dB - A weighted) at full output
Frequency response 20Hz – 20kHz/-0,03dB
THD (IMD) ,003%/30ohms, 0,007/300ohms
Gain 12dB
Headphone jacks 3-pole ¼" (6,3mm Ø) phono socket
Outboard power supply 16V/1.000mA AC, suitable for your country's mains supply
Power consumption 16V/230mA AC
Dimensions W x H x D (D with sockets) 103 x 72 x 144 (150)mm
Weight 1.080g without power supply

Providing your item is in stock, the order is usually dispatched within 24 hours. Postage and packing is completely free for orders over £100*. Out of stock items will be dispatched as soon as they become available, out of stock items can take between 4 to 21 days for dispatch.


Orders are sent via our couriers' DPD on a next-day-delivery service and usually, take between 1 and 3 days. 


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*We ship free of charge to mainland UK addresses, excluding the Scottish Highlands or 'Out-Of-Reach' Scottish locations. Please consult the post-codes below to see if your location falls within this category. If you are still unsure, please contact us on 01432 354921. We also ship to Northern Ireland, Channel Islands, Scilly Isles, Scottish Isles and Scottish Highlands, however, delivery to these locations will incur a charge and can only be sent via a 2-day service.

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