RDL SF-PA50A 50W 70/100V Audio Amplifier (North Am

The RDL SF-PA50A is a SysFlex series 50W 70/100V mono audio amplifier designed to convert one analog input to a constant voltage amplified output for A/V technicians - system installers - and audio engineers in office buildings - retail environments - and educational facilities Its Class-D output stage delivers 50W of RMS power at 70 or 100V from a balanced or unbalanced analog input - which offers adjustable gain via a rear-panel - single-turn potentiometerConnect a balanced analog source to the mono terminal block input - or utilize the unbalanced 35mm stereo mini jack to route signal from a mobile device The terminal block output accommodates connection to 70 or 100V speakers - and a detachable terminal block is provided for hookup of remote control of the internal VCA Thermal and short-circuit protection guard against electrical damage and unintended shutdownThe SF-PA50A supports powering via the included 24 VDC external power supply and North American power cord - or from proper wiring to the terminal block power input Engineered and manufactured in the USA - it boasts a durable metal enclosure for reliable toughness

Features: Made in the USA, Terminal Block Output, Supports VCA Control, Thermal & Short-Circuit Protection, Durable Metal Enclosure, Terminal Block & 3.5mm Inputs, Adjustable Input Gain, 50W Class-D RMS Power at 70 or 100V, Analog Input to Constant Voltage Output, Power via Included 24 VDC Power Supply

Number of Channels: 1

Power Rating: 70 V / 100 V:50 W RMS

Amplifier Class: Class-D

Frequency Response: 50 Hz to 20 kHz +0/-3 dB

Input Impedance: >10 Kilohms (Balanced) >5 Kilohms (Unbalanced)

Input Level: +25 dBu Maximum (Balanced) +10 dBV Maximum (Unbalanced) +4 dBu Nominal (Balanced - Adjustable) -10 dBV Nominal (Unbalanced - Adjustable) -10 dBu Minimum (Balanced) -25 dBV Minimum (Unbalanced)

VCA Control: 0 to 10 VDC

SNR: < -90 dB

THD+N: < 1% (1 kHz)

Common Mode Rejection Ratio (CMRR): > 60 dB

Analog Audio I/O: 1x 1/8-inch / 3.5 mm TRS Unbalanced Input1x Block Balanced Input1x Block Output1x Block Control/VCA Input

AC Input Power: 100 to 240 VAC - 50 / 60 Hz

AC Power Connector: IECScrew Terminal

DC Input Power: 24 VDC

Current Consumption: 2700 mA

Display & Indicators: Front Panel:Blue LED (Power) Yellow LED (Mute) Rear Panel:Red LED (Protect) 2x Multi-Segment LED Meter

Certifications: UL

Operating Temperature: 32 to 104 degreesF / 0 to 40 degreesC

Dimensions: 5.8 x 1.7 x 6.4-inch / 14.8 x 4.3 x 16.4 cm

Weight: 5.9 lb / 2.7 kg