PYLE Audio PHA 40 User Manual
Channel stereo headphone amplifier, Important safety instructions
1. Read Instructions — All the safety and operating instructions should be
ead before the appliance is operated.
2. Retain Instructions — The safety and operating instructions should be
retained for future reference.
3. Heed Warnings — All warnings on the appliance and in the operating
instructions should be adhered to.
4. Follow Instructions — All operating and use instructions should be
followed.
5. Water and Moisture — The appliance should not be used near water -for
example, near a bathtub, washbowl, kitchen sink, laundry tub,swimming
pool, or a wet basement.
6. Ventilation — The appliance should be situated so that its location or
position does not interfere with its proper ventilation. For example, the
appliance should not be situated on a bed, sofa, rug, or similar surface that
may block the ventilation openings: or placed in a built-in installation, such
as a bookcase or cabinet that may impede the flow of air through the
ventilation openings.
7. Heat — The appliance should be situated away from heat sources such as
radiators, heat registers, stoves, or other appliances (including amplifiers)
that produce heat.
8. Power Sources — The appliance should be connected to a power supply
only of the type described in the operating instructions or as marked on the
appliance.
9. Grounding or Polarization — Precaution should be taken to insure that
the grounding or polarization means of an appliance is not defeated.
10. Power-Cord Protection — Power supply cords should be routed so that
they are not likely to be walked on or pinched by items placed upon or
against them, paying particular attention to cords at plugs, convenience
receptacles, and the point at which they exit from the appliance.
11. Cleaning — The appliance should be cleaned only as recommended by
the manufacturer.
12. Power Lines — An outside antenna system should not be located in the
vicinity of overhead power lines or other electric light or power circuits, or
where it can fall into such power lines or circuits. When installing an
outside antenna system, extreme care should be taken to keep from
touching such power lines or circuits as contact with them might be fatal.
13. Nonuse Periods — The power cord of the appliance should be unplugged
from the outlet when the appliance is to be left unused for a long period
of time.
14. Object and Liquid Entry — Care should be taken so that objects do not
fall and liquids are not spilled into the enclosure through openings.
15. Carts and Stands — If the appliance is used with a cart or
stand, the cart or stand should be a type recommended by
the manufacturer.
An appliance and cart combination should be moved with
care. Quick stops, excessive force, and uneven surfaces
cause the appliance and cart combination to overturn.
16. Mounting — The appliance should be mounted only as recommended
by the manufacturer.
17. Damage Requiring Service — The appliance should be serviced by
qualified service personnel when:
A. The power-supply cord or plug has been damaged.
B. Objects have fallen into, or liquid has been spilled into the appliance
enclosure.
C. The appliance has been exposed to rain.
D. The appliance has been dropped, or the enclosure damaged.
E. The appliance does not appear to operate normally or exhibits a
marked change in performance.
IMPORTANT SAFETY INSTRUCTIONS
PHA
40
4-Channel Stereo Headphone Amplifier
Pyle Pro PHA
40 Manual
18. Servicing — The user should not attempt to service the appliance beyond
that described in the user’s operating instructions. All other servicing
should be referred to qualified personnel.
19. Overloading — Do not overload wall outlets and extension cords as this
can result in a risk of fire or electric shock.
20. Replacement Parts — When replacement parts are required, be sure the
service technician has used replacement parts specified by the
manufacturer or have the same characteristics as the original part.
Unauthorized substitutions may result in fire, electric shock or other hazards.
21. Safety Check — Upon completion of any service or repairs to this
appliance, ask the service technician to perform safety checks to
determine that the appliance is in proper operating condition.
Specifications
Input Impedance ..............................................100k-Ohm, Unbalanced
Max Input Level ............................................... +15 dBu
Input Connector ............................................... Stereo 1/4" TRS Jack
Output Impedance ........................................... 80-Ohm Each
Max Output Level ............................................. 40mW in 100-Ohm
Max Gain ......................................................... 20dB/Channel
S/N Ratio ......................................................... More than 90dB
THD ................................................................. Less than 0.03%
Power Requirement ......................................... 12V DC/150mA
Dimensions, WxHxD:.......... 4.07" x 1.18" x 2.24" (103.5 x 30 x 57 mm)
Weight, lbs (kg) ................................................ 0.42 (0.19)