NO SOUND Is the LED lit?

 

YES

NO

 

Check Power and Remote turn-on

 

wire for voltage. Make sure Ground

 

wire is secure.

STILL NO SOUND

See your Authorized PrecisionPower Dealer or call 1-800-62POWER.

SOUND IN ONE CHANNEL ONLY

Reverse left and right speakers by unplugging the speaker connector, turning it over and plugging it back in.

SOUND IS NOW IN

OPPOSITE CHANNEL

SAME CHANNEL

Reverse RCAinputs

Problem is in the speaker or

 

 

 

 

speaker wire of the silent channel

 

 

 

SOUND IS NOW IN

 

 

OPPOSITE CHANNEL

SAME CHANNEL

Reverse RCAs at head unit

Problem is in the Amplifier. See your

 

 

 

 

local Authorized PrecisionPower Dealer

 

 

 

 

 

 

 

 

or call 1-800-62POWER.

 

 

 

SOUND IS NOW IN

 

 

 

OPPOSITE CHANNEL

SAME CHANNEL

Problem is in the head unit

Problem is in the RCAcables

or before the amplifier

 

NEW! Advanced Instrumentation Input Stage.

NEW! 12dB/Octave; HP/LP/FULL; 30-4kHz Crossover.

NEW! Independent Line Output Crossover 30-4kHz.

PWM Power Supply.

Triple Darlington Output Stage.

AP-IVProtection Circuitry.

QBASS™ Bass Boost.

High Voltage Input Capability with -12dB Attenuation Switch. Gold Plated RCA Input and Output Connectors. PowerLock™ Speaker and Power Wire Connectors.

3-Yr Warranty; installed by an Authorized PrecisionPower Dealer.

PCX 1250

 

 

 

Power Bandwidth

10 Hz - 50 kHz

 

Total Harmonic Distortion

< 0.02 %

 

S/N Ratio

 

> 110dB

 

Input Topology

 

Instrumentation

 

Input Sensitivity

 

150mv - 12 Volts RMS

 

Input Impedance

10k Ohms

 

Load Impedance (mono)

2 - 8 Ohms

 

Supply Voltage

 

11 - 15 Volts

 

Damping Factor

 

> 500

 

Slew Rate

 

> 50 V/µS

 

QBASS ™

 

Up To +12dB Boost

 

 

 

@ 40Hz

 

Crossovers

 

12dB/Octave

 

Crossover Frequency

30-4kHz

 

Subsonic Crossover Frequency

5-80Hz

 

Idle Current:

 

PCX 1250 1 Amp

 

MODEL

4ohm MONO

2ohm MONO

 

PCX 1250

1 X 250

1X 500

 

* ALL POWER RATINGS SHOWN ARE TESTED @ 12V; 20-20kHz

 

Length

Height

Width

PCX 1250

17.00”

2.375”

10”

20

1

Page 2
Image 2
Precision Power PCX1250 manual Pcx, PCX 1250 1 Amp

PCX1250 specifications

The Precision Power PCX1250 is an impressive monoblock amplifier designed for both car audio enthusiasts and professional sound installers. With its robust construction and state-of-the-art technology, it stands out in the competitive world of automotive audio equipment.

At the core of the PCX1250 is its powerful 1250-watt maximum output, providing ample power to drive even the most demanding subwoofers. The amplifier's class D topology ensures high efficiency, minimizing heat generation while maximizing audio performance. This means that users can enjoy loud, clear sound without worrying about overheating during extended use.

One of the standout features of the PCX1250 is its variable low-pass filter, which allows users to customize the sound to their preference. This filter plays a critical role in enhancing the bass response and ensuring that the subwoofer produces clean, undistorted low frequencies. The low-pass filter can be adjusted between 40Hz and 200Hz, giving users the flexibility to dial in the perfect setting for their specific system.

Convenience is another hallmark of the PCX1250. The amplifier is equipped with adjustable gain control, which lets users set the input sensitivity to match the output of their head unit or other source. This helps to prevent distortion and ensures that the audio maintains its clarity, even at higher volume levels.

Additionally, the PCX1250 features a built-in thermal protection circuit and a short-circuit protection system, which safeguard the amplifier from damage under adverse conditions. The power and ground terminals are designed for easy installation, with substantial gauge inputs that can handle high current levels without compromising performance.

In terms of design, the PCX1250 boasts a sleek and modern aesthetic, featuring a durable aluminum casing and stylish accents. Its compact size allows for flexible installation options, fitting comfortably in various vehicle layouts without sacrificing performance.

Overall, the Precision Power PCX1250 is an exemplary amplifier that combines power, performance, and versatility. With its robust features and cutting-edge technology, it is an excellent choice for anyone looking to elevate their car audio experience. Whether driving a single subwoofer or a full sound system, this amplifier delivers impressive sound quality, making it a top pick among audio aficionados.