Power Amplifier (PMA-250DP)

Name: Promark Techsolutions Private Limited
Address: Promark Corporate Mansion, Plot No E-250, Industrial Area 8-B, Mohali, 160071, IN
Telephone: 1800 103 8878

₹0.00

Robust 300W Output & Multi-Channel Mixing
Designed for diverse PA installations, delivering a powerful 300-watt rated output with five unbalanced microphone inputs, two auxiliary inputs, and an integrated digital MP3 playback engine.
Digital MP3 Player with Backlit LCD & Remote
Features a built-in digital player compatible with USB pen drives and SD cards, complete with a backlit LCD screen showing track numbers and elapsed time, alongside a dedicated wireless remote control.
Comprehensive Signal Routing & Mixer Connectivity
Equipped with a preamplifier output for external program recording, a line-level output for cascading booster amplifiers, and a line input for seamless patching into an external PA audio mixer.
Tonal Precision & Visual Output Monitoring
Includes cut-boost bass and treble equalization controls for customized tonal shaping, paired with a 5-LED output meter to monitor audio drive levels and prevent distortion overload.
Box Speaker & Driver Unit Protection Switch
In-built selector switch protects horn driver unit diaphragms against damaging low frequencies when driving horns or column speakers, while allowing full-range frequency reproduction on box speakers.
Overload Safety & Uninterrupted Battery Backup
Fitted with an automatic circuit protector against short circuits and overload, complemented by instantaneous AC to DC battery changeover and reverse battery polarity protection for fail-safe broadcasting.
Optimized Ergonomics & Service Accessibility
Engineered for straightforward front-panel control and simplified internal servicing access to ensure reliable, heavy-duty commercial audio operation.

Model No.

PMA-250DP

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SKU: N/A Category: Power Amplifier Tag: Power Amplifier

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Model No.	PMA-250DP

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Power Amplifier (PMA-250DP)
Specification
Power Output	300W Max., 250W RMS at 10% THD 220W RMS at 5% THD, 200W RMS at 2% THD
Output Regulation	<2dB no load to full load at 1kHz
Input Channels	5 x Mic. 0.65mV / 4.7k$\Omega$ (Mic source impedance 50$\Omega$ to 1k$\Omega$) 2 x Aux 100mV / 470k$\Omega$ Line Input 1V / 50k$\Omega$
Digital Player	MP3 Player with Remote Control (USB, SD and MMC card reader)
Frequency Response	50Hz-15,000Hz + 3dB
Signal to Noise Ratio	60dB
Tone Controls	Bass: -10dB at 100Hz Treble: -10dB at 10kHz
Line Output	1V / 1k$\Omega$
Pre-amp Output	200mV / 600$\Omega$
Output Taps For Speaker Matching	4$\Omega$, 8$\Omega$ (for direct connections) 70 & 100V Line (for use with LMT)
Power Supply	AC : 220-240V 50 / 60 Hz (110V on request) DC : 24V(2x12V Car Battery)
Protection	AC : Fuse 4 Amp (T4AL); DC: 12Amp. Circuit Protector
AC Power Consumption	500 VA
DC Power Consumption	6 A
Dimensions	W 450 x H 160 x D 340 mm
Weight	15.200 kg. approx.

Power Amplifier (PMA-250DP)

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