TrendsAudio PA-10 Tube Headphone/Pre Amplifier User Manual
Page 3
Trends PA-10 User Guide
Section 3. Features
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the innovative circuit design of low voltage hybrid (tube/transistor) pre-amp to
provide audiophile quality sound, compact size, and easy/safe DIYer accessibility
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pure class-A circuit to provide the best sound performance
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support both 6DJ8/6922 series and 12AU7 series tubes by simply switching the
jumpers. DIYers can easily change their both series tubes to enjoy the fun.
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ONE bi-triode 6DJ8/6922 or 12AU7 tube as voltage amplification and TWO
MOSFETs as output driver which perform the warm, comfortable tube sound and in
addition, guarantee the high fidelity & sufficient driving power to the next power
amplifier stage.
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provide all functions of headphone amplifier and pre-amplifier
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provide TWO sets of switchable audio inputs. Besides the normal CD input, the
PC/iProd input with higher gain is provided for small output phono amplifier or
PC/Mac/iPod.
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Besides the normal audio output in the back panel, ONE headphone output in the
front to drive even high-impedance audiophile-grade headphones
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compact design (mini-size & light weight), suitable for hi-fi room, living room,
sleeping room or even right beside your laptop computer.
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TWO precise screw-driving potentiometers for professional audiophiles to adjust
the tube＊s bias voltage to guarantee the best working point for different tubes.
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require just a single +24V power supply ONLY, besides the bundled AC adaptor,
audiophiles can apply all other power supply with the same spec., e.g. lead-acid
batteries.
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a specially designed AC power adaptor with extra low ripple & noise for Hi-Fi
device is bundled for continuous power supply
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separate pre-amp unit & power adaptor to minimize interference and flexible to
apply other power sources, e.g. lead-acid battery.
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all audiophile-graded parts and components
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the stylish aluminium case provides outstanding shielding & grounding capability to
keeps the background silent and maximize the S/N ratio.
Trends PA-10 User Guide
Section 4.Overview
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Front View
1.
Headphone Socket
2.
Volume Controller – Turn Anti-clockwise to minimize the volume level and vice
versa.
Back View
3.
PC/iPod – Input from PC/Mac/iPod with higher gain using audio cable
(2RCA-2RCA)
4.
CD/DAC - Input from CD/DAC using audio cable (2RCA-2RCA)
5.
Input – Selection for CD/DAC or PC/iPod input. The default is CD/DAC input
6.
Output – To any line level input on your amplifier using audio cable(2RCA-2RCA)
7.
Power ON/OFF switch – pull up to power on the PA-10 and pull down to power
off.
8.
Power Supply Socket – Plug the bundled AC Adaptor to this socket to supply
power.