









Beyerdynamic DT-770 Pro 32 Ohm + Presonus HP4 4 Channel Headphone Amplifier Amp
Product Description
Package Includes:
- (1) Beyerdynamic DT-770 Pro 32-Ohm Closed Back Headphones
- (1) Presonus Hp4 4 Channel Headphone Amplifier
Authorized Beyerdynamic Dealer!
Features of DT-770-PRO-32:
- Beyerdynamic DT 770 Pro 32 Ohm Dynamic Studio Headphones
- 32 Ohms drivers for mobile applications
- Closed, diffuse-field studio headphone
- "Bass reflex" technology for improved bass response
- Comfortable fit due to rugged, adjustable, soft padded headband construction
- Robust, easy serviceable construction as all parts are replaceable
- Softskin, circumaural ear pads
- Single sided 1.6 m (5.2 ft.) straight cable
- Including drawstring bag
- Gold plated jack plug (3.5 mm) and adapter (6.35 mm)
Details:
- Transducer type . . . . . . . . . . . . . . . . . . . Dynamic
- Operating principle . . . . . . . . . . . . . . . . Closed
- Nominal frequency response . . . . . . . . . 5 - 35,000 Hz
- Nominal impedance. . . . . . . . . . . . . . . . 32 O
- Nominal SPL . . . . . . . . . . . . . . . . . . . . . 96 dB SPL
- Nominal T.H.D . . . . . . . . . . . . . . . . . . . . < 0.2%
- Power handling capacity . . . . . . . . . . . . 100 mW
- Sound coupling to ear . . . . . . . . . . . . . . Circumaural
- Ambient noise isolation
- 32O version . . . . . . . . . . . . . . . . . . . . . approx. 20 dBA
- Nominal headband pressure . . . . . . . . . approx. 3.5 N
- Weight (without cable) . . . . . . . . . . . . . 270 g
- Length and type of cable
- 32 O version . . . . . . . . . . . . . . . . . . . . . 1.6 m / straight cable
- Connection . . . . . . . . . . . . . . . . . . . . . . Gold plated stereo, jack plug (3.5 mm) and , 1/4" adapter (6.35 mm)
Video of HP4:
- Four High Power Headphone Outputs
- Ultra loud (150mW per channel)
- Ultra quiet operation
- Musical Wide Dynamic Range
- Control Room Monitor Outputs with Level Control
- Mono or Stereo Operation
- Monitor Mute Switch
- Daisy Chain an Infinite Number of Units
- Compact package
Description:
"To my amazement, your HP4 sounded
as good as both of my hi-fi stereo heaphone amps. Very very clean and
loud. I can't believe you put 150 mw per channel, @52 ohms, to four
headphone outputs and offer such a quality unit for very little over
$100."
- M. Burke, via email
The new HP4 from PreSonus answers the need for a headphone distribution amplifier with professional specifications in a small package at an affordable price. The HP4 features four discrete headphone outputs on the front panel each with its own volume potentiometer and 150mW of amplification per channel. The HP4 also features adjustment over control room monitors with a separate volume control, monitor mute switch and mono switch giving you an extremely powerful monitoring solution at an amazingly low price.
Technical Specifications:
Input | ||
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TRS Impedance | 10K Ohms |
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Panel Controls | ||
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Headphone Level | 1 to 12 |
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Monitor / Feed Output | -80dB to +10dB |
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Mono Switch |
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Monitor / Feed Mute |
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Power Supply | ||
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Type | Linear |
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Input | 16VAC/1000mA (factory configured) |
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Output | ||
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TRS Balanced | 51 Ohms Impedance |
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Performance | ||
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THD+Noise (Unweighted) | 0.002% |
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Noise Floor | -98dB |
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Signal To Noise | >95dB |
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Power Supply Rejection | >98dB |
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Power | 16 Watts | |
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Physical | ||
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Weight | 5 lbs. |
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Dimensions | 5.5 x 5.5 x 1.75 |
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Mounting | Max Rack and Universal Rack Tray |
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Chassis | Steel |
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Panel | Brushed Aluminum |
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Sides | Cast Aluminum |
Shipping & Returns
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