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Summary of Contents for Adastra SA-240
- Page 1 SA-240 Secure Wall Amplifier with UHF Microphone Item ref: 953.150UK User Manual Version 1.1 Caution: Please read this manual carefully before operating Damage caused by misuse is not covered by the warranty...
- Page 2 Introduction Thank you for choosing the Adastra SA240 secure wall amplifier as part of your public address system. This amplifier is designed to offer high quality, dependable service for mobile and installed systems. Please read this manual fully and follow the instructions to achieve the best results with your new purchase and to avoid damage through misuse.
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Page 3: Front Panel
Front panel Media player display Media player controls SD card slot USB pen drive port Input 1 + 2 Volume control Input 1 + 2 Treble control Input 1 + 2 Bass control Input 1 + 2 Mic/Line level selector Input 1 + 2 XLR/jack input Priority &... -
Page 4: Line Output
Line output Further amplifiers or even a recording device can be connected from the LINE OUT XLR connector (24). This output carries the full mix of all channels, including the media player, as fed to the speakers. Speaker outputs The SA240 can be used with standard low impedance speakers (8Ω... -
Page 5: Operation
Operation When all connections to the amplifier are made, turn Master (20) and all Volume controls down and switch on the power (29) and a “POWER” LED will illuminate (23). Turn up the Master control part way for testing. The supplied UHF wireless microphone is powered by 2 x AA batteries (supplied), which should be installed into the handheld microphone by unscrewing the base to reveal the battery compartment. -
Page 6: Usb/Sd Player
(ensure that the RM amp is powered on and within reception range) 3. Select “adastra 0000” and the sending device should confirm that it is connected as an audio device. (note that “0000” may be a different number if it has been edited – see below) 4. -
Page 7: Specifications
Specifications Power supply 170-264Vac, 50Hz (IEC) Fuse F2AL (20x5mm) Amplifier: construction Class-D + output transformer Phantom power +20V switchable to each XLR input Input impedance Mic: 600 Ohms / Line: 10k Ohms Input sensitivity Mic: -42dB / Line: -10dB Frequency response: mic 85Hz-22kHz Frequency response: line Line 1+2: 80Hz-24kHz, Line 3+4: 85Hz-24kHz...
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