TOA / EV-20R

The TOA EV-20R is a convenient sound repeater for broadcasting the same content repeatedly. It can record and play up to four types of music or audio (total of six minutes). Recording is easy by transferring the audio source via USB. It has a built-in small amplifier, so you can amplify small-scale broadcasts simply by connecting a speaker.

■Sound Repeater

■Power Supply
External power supply: 24 V DC, 400 mA, or AC adapter AD-246 (sold separately)
■Power Consumption
10 W (rated output), 5 W (according to the Electrical Appliance and Material Safety Act)
■Sound Source Method
44.1 kHz sampling, 16-bit PCM (monaural)
■Frequency Response
20 Hz to 20 kHz ±3 dB (1 kHz reference)
50 Hz to 14 kHz ±3 dB (with IT-450, 1 kHz reference)
■Distortion Rate
1% or less (at 1 kHz rated output)
■Recording Method
USB data transfer or analog recording
■Control Input
Start 1-4, Stop: No-voltage make contact input, 200 ms pulse make method
Open-circuit voltage: 30 V DC, Short-circuit current: 10 mA
Detachable terminal block (22 pins)
■Control Output
Busy: Contact capacity: DC 30 V/0.5 A, detachable terminal block (22 pins)
■Input
Input/Recording Input: Microphone -60 dB (*1), 2.2 kΩ / Line -20 dB (*1), 10 kΩ (mic/line switchable), unbalanced, phone jack
Line Input: 0 dB (*1), 10 kΩ, unbalanced, detachable terminal block (22 pins)
■Output
Line Output: 0 dB (*1), 600 Ω, unbalanced, detachable terminal block (22 pins)
Headphone Output: 0 dB (*1), 100 Ω, unbalanced, phone jack
Speaker Output: 3 W, 8 Ω Removable Terminal Block (22 pins)
■Indicator LEDs
POWER, USB, START/STOP 1-4
■Maximum Number of Messages
4
■Included Sounds: Message 1: Westminster (*2)
Message 2: Ascending 4-Tone Chime (*2)
Message 3: Descending 4-Tone Chime (*2)
Message 4: Unregistered
*Included sounds can be rewritten using the included software.
■Maximum Recording Time
6 minutes
■Message Delay Time
Settable: 0, 2, or 4 seconds
■Playback Interval Time
Settable: Infinity, 0, 5, 10, or 30 seconds, 1 minute, 5 minutes, 10 minutes, 30 minutes, or 1 hour
■Operating Temperature Range
0°C to +40°C
■Operating Humidity Range
90% RH or less (no condensation)
■Finish
Case: ABS resin, black (approximate Munsell N1.0 color)
■Dimensions
210 (W) x 44.2 (H) x 181 (D) mm (excluding protrusions)
■Weight
730 g
■Accessories
CD-ROM (USB data transfer software, sample messages)...1, Unbalanced phone plug...1, USB cable (1) m)...1, Detachable terminal plug (22P)...1, Rubber feet...4
■Sold separately
Rack mount bracket: MB-WT3 (for rack mounting one unit), MB-WT4 (for rack mounting two units connected together)
AC adapter: AD-246
(*2) Also included are sample messages on the included CD.