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Table of Contents
Summary of Contents for Superlux HA3D
- Page 1 HA3D Headphones Distribution Amplifier User Guide and Technical Information...
- Page 3 LED, and 1/4-inch output connector. With its extended bandwidth and high current/voltage drive capability the HA3D can drive headphones of various impedances to high levels with very low distortion, important for monitoring in high SPL environments. It can be powered from two-AA batteries or external DC.
- Page 4 Specifications Frequency Response: 10Hz-50 kHz,+/-1.0dB, any input to any output, gain control set to 50% Voltage Gain: Gain Loop Out Headphone output (1,2,3) Bal. Line -3 dB 34dB HP Input -1 dB 35 dB Output Clipping Level: +18dBu minimum with 600 ohm load +16dBu minimum with 300 ohm load Headphone Output impedance: 200 ohms...
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Page 5: Power Led
Front Panel 1. Stereo/Mono Switch Sums stereo and 2 channels audio Program to mono for mono, or single muff headphone monitoring. 2. Headphone Gain Controls Volume of each headphone output. 3 . Headphone Peak LED Illuminates 3 dB before clipping to indicate onset of headphone distortion. 4. -
Page 6: Output Panel Connectors
2.1/4- Inch and l/8-inch Tape ‘Level Inputs Unbalanced, stereo, Tip-Ring-Sleeve inputs. 3.Loop Output Output connection enabling interconnection of multiple HA3D’s. Loop Out is T-R-S, unbalanced stereo connection. Output Panel Connectors 1. HEADPHONE OUTPUTS Panel mounted headphone jack for each output. Output 1 has 1/8-inch jack in parallel with 1/4-inch jack 2. - Page 7 Connection Diagrams The HA3D can be used in a variety of headphone applications Below are a few examples of interconnection setups using the HA3D. One or more units can be added and ‘’daisy-chained’’ for additional headphone feeds from a mixing console. Loop ad- ditional HA3D amplifiers with the included Link cable.
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Page 8: Operational Notes
Powering the HA3D The HA3D operates on two AA alkaline cells for approximately 8 hours into 56 ohm head- phones (at nominal levels). The audio performance of the HA3D does not vary throughout the life of the batteries. Several factors affect battery life including: battery chemistry, ambient temperature of operation, headphone impedances, headphone drive levels, and the number of headphones in use. - Page 9 3 meter long, for professional monitoring applications. Inter-connect both cables, for even more distant requiries. Superlux provides wide selection of headphones: Around the ears, and The HD669 is a closed dynamic in-ear; open, semi-open, and closed. headphones. Sound quality meets...
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Page 10: Related Products
Superlux provides the same high quality yet humble price audio products for professionals as well as entry level. There are FMX42D, a 4 channels field mixer, with battery and DC operation. -
Page 11: Limited Warranty
Superlux; claims based upon any misrepresentations by the seller; any Superlux product on which the serial number has been defaced, modified or removed. Service and repairs of Superlux products are to be performed only at a factory-authorized facility or authorized distributors or dealers. Unauthorized service, repairs, or modification will void this warranty. - Page 12 Superlux, Taiwan +886-2-26931323 sales@superlux.com.tw manufacturing & logistics. Superlux Enterprise Development(Shanghai)Co., Ltd. superlux.tw 2009, SUPERLUX Inc. LB100HA3D01EN (Rev. 1)
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