Note: The above audio sources can be overwritten by using the supplied software.

Pre-recorded audio data: Message 1, Westminster chime(*2) Speaker output: 3 W, 8 Ω, removable terminal block (22 pins) Headphone output: 0 dB(*1), 100 Ω, unbalanced, phone jack Line output: 0 dB(*1), 600 Ω, unbalanced, removable terminal block (22 pins) Line input: 0 dB(*1), 10 kΩ, unbalanced, removable terminal block (22 pins) Input/Recording input: Mic: -60 dB(*1), 2.2 kΩ/ Line: -20 dB(*1), 10 kΩ, (Mic/Line changeable), unbalanced, phone jack It is also known as a Audio transfer application file (file extension EXE), which is classified as a type of Win32 EXE (Executable application) file. Open voltage: 30 V DC, short-circuit current: 10 mAīusy: Contact capacity: 30 V DC/0.5 A, removable terminal block (22 pins) The development of Audio Repeater by Eugene Muzychenko prompted the latest creation of audiorepeater.exe. Play 1-4, stop: No-voltage make contact input, pulse make length: 200 ms, Supplied from an external 24 V DC/400 mA power supply or from an optional AD-246 AC adapterĤ4.1 kHz sampling frequency, 16-bit PCM (monaural)ĥ0 Hz - 14 kHz ☓ dB (IT-450 mounted, 1 kHz) (*2) These audio sources are also contained in the supplied CD-ROM as sample audio data. The unit's small built-in amplifier enables small-scale broadcasts through a simple speaker connection. The USB port facilitates recording by transferring the supplied sound sources from a PC to the unit.

Up to 4 types of music and messages (6 minutes total time) can be recorded and played back. The EV-20R is a convenient addition to sites where the same message or music is repeatedly broadcast.

Audio repeater download