Rockford Fosgate 250.2 Stereo Operation using two Punch 250.1 Power Amplifiers, 250 #1 250 #2

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Stereo Operation using two Punch 250.1 Power Amplifiers

RCA Input

250.1 #1

250.1 #2

	L (Mono)	R				L (Mono)	R
			Power	0°-180°				Power	0°-180°
Speaker			X-Over	0°-180°	Speaker			X-Over	0°-180°
Speaker			24dB/12dB/0dB		Speaker			24dB/12dB/0dB
–	+	Gain	24dB/12dB/0dB		–	+	Gain	24dB/12dB/0dB

	L + R / L (Mono)		L + R / L (Mono)
L Pass Thru R Pass Thru	RCA Inputs	L Pass Thru R Pass Thru	RCA Inputs
–		–
2Ω		2Ω
minimum		minimum
+		+

•Signal Input Switch (250.1 #1 / #2) set to L(Mono) for single RCA input)

•Phase Switch (250.1 #1/2) set to 0°

•Impedance for each amplifier should be 2Ω minimum

•XCard for each amplifier can be set for High-Pass, Low-Pass or Full Range



N	O	I	T	A	L	L	A	T	S	N	I

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Contents Punch Serial Number Model Number Practice Safe SoundT T I N G S TA R T E D Table of ContentsIntroduction to 250 Series Punch Amplifier Accessory PackTransnova TRANSconductance NOdal Voltage Amplifier Technical Design FeaturesStereo Pass-Thru Result Quiet transmission of audio from source to amplifier Balanced Line InputsDesign Features 250 Mono 1AMPLIFIER Tools Needed Installation ConsiderationsMounting Location S Battery and ChargingWiring the System Using Passive Crossovers 6dB/Octave High-Pass and Low-Pass Filters Table of Crossover Component Values7234 Using the XcardCustomizing the Xcard 3386Xcard Resistor Chart Power Connections Option #1 InstallationPower Connections Option #2 Stereo/Mono Operation Stereo OperationEZ-Bridged Operation Bridged OperationAmplifier Using the 250.2 Signal Switching NetworkXCard not required Uses output from XCard Pass-Thruuses output from XCard Pass Thru XCard Audiophile Bypass the Pass-Thru Connecting the BLT Using the 250.2 Balanced Line InputsAC Voltmeter set to AC Volts Disconnect Speakers fromKeep ground connections as close to each other as possible Mono Operation 250 #1 250 #2 Stereo Operation using two Punch 250.1 Power AmplifiersXCard 250.1 #1/#2 set to Full Range Bridged Mono Operation Audiophile Bypass US I N G T H E 250.1 Signal SW I T C H I N G NE T W O R KXover is set to 12dB Pass-Thruhas Full Range output only Configure a 12dB per octave filter forConfigure a 24dB per octave filter for the 250 Total Power Delivery RMS System DiagramsWatt System rated @ 4 ohms 12dB/octave HP Woofers12dB/octave BP Total Power Delivery RMS Tweeters 450 Balanced Line Transmitter FG-BLT Rockford Fosgate AccessoriesXCard Crossovers Energy Storage CapacitorsRecommended capacitance is 1 farad per 1000 watts Amplifier has no sound TroubleshootingSymptom Diagnosis Remedy Amplifier does not turn onNo output from Pass-Thru Speaker Output LowOr Distorted Amplifier NoiseRepair or replace original source as Needed Source unit output too lowAutosound 2000s Quick Check for Troubleshooting CAR Audio SystemsMonthly magazine for the technically inclined Time for ProcessorsDynamic Power Measurements Watts Specifications500 Watts 420 Watts710 Watts 1420Limited Warranty Information R M a T I O N Ubicación DE LOS Amplificadores IntroducciónOperación mono/estéreo EspañolMontage IntroductionOpération stéréo/mono Tri- mode Einbauort EinleitungStereo/Mono Betrieb Linken Phasen Schalter auf 0 stellenTerminale GND cavo negativo IntroduzioneDove Posizionarlo Terminale B+ cavo positivoFase sinistra dellinterruttore posizionata su Stereo/Mono OperationMade in the USA

250.2 specifications

The Rockford Fosgate 250.2 is a powerful and versatile car amplifier known for its performance and reliability. As part of Rockford Fosgate’s renowned line of audio equipment, the 250.2 is engineered to enhance the listening experience in vehicles, providing a fantastic balance of power, clarity, and durability.

This amplifier delivers an impressive 250 watts of power, making it suitable for both beginner audiophiles and seasoned enthusiasts who seek to elevate their car audio system. The 250.2 is a two-channel amplifier, which means it can power two speakers or one subwoofer. Utilizing a class A/B topology, it ensures high efficiency while minimizing distortion, resulting in clean and powerful audio output.

One of the standout features of the Rockford Fosgate 250.2 is its Signal Sense turn-on technology. This feature allows the amplifier to automatically turn on when it detects a signal from the head unit, eliminating the need for a manual switch. Additionally, the built-in remote gain control allows users to adjust the amplifier’s output level easily, providing a customizable audio experience tailored to their preferences.

The 250.2 is equipped with an adjustable crossover that can be set to high-pass, low-pass, or full-range modes. This flexibility permits users to fine-tune the frequencies sent to their speakers, optimizing sound quality and performance. Further enhancing its capabilities, the amplifier also includes built-in variable bass boost that allows users to amplify low frequencies for a more impactful bass response.

Constructed with a durable aluminum heatsink, the Rockford Fosgate 250.2 maintains optimal temperature during operation, ensuring long-lasting performance and minimizing thermal issues. The amplifier also features RCA inputs, making it compatible with a wide range of audio sources, enhancing its versatility for various setups.

In summary, the Rockford Fosgate 250.2 is a reliable and robust car amplifier that combines high power output with advanced technologies and user-friendly features. Its efficient design, customizable settings, and quality construction make it an excellent choice for anyone looking to improve their vehicle's sound system. Whether for day-to-day driving or road trips, the Rockford Fosgate 250.2 provides an audio experience that is both powerful and enjoyable, reinforcing Rockford Fosgate's reputation as a leader in the car audio industry.