TOA : EV-20R TOA

Power Source

Supplied from an external 24 V DC/400 mA power supply or
from an optional AD-246 AC adapter

Power Consumption

10 W (rated output)

Wave Format

44.1 kHz sampling frequency, 16-bit PCM (monaural)

Frequency Response

20 Hz - 20 kHz ±3 dB (1 kHz)
50 Hz - 14 kHz ±3 dB (IT-450 mounted, 1 kHz)

Distortion

1 % or less (1 kHz, rated output)

Recording System

USB data transfer or analog recording

Control Input

Play 1-4, stop: No-voltage make contact input, pulse make length: 200 ms,
open voltage: 30 V DC, short-circuit current: 10 mA
removable terminal block (22 pins)

Control Output

Busy: Contact capacity: 30 V DC/0.5 A, removable terminal block (22 pins)

Input

Input/Recording input: Mic: -60 dB(*1), 2.2 kΩ/ Line: -20 dB(*1), 10 kΩ,
(Mic/Line changeable), unbalanced, phone jack
Line input: 0 dB(*1), 10 kΩ, unbalanced, removable terminal block (22 pins)

Output

Line output: 0 dB(*1), 600 Ω, unbalanced, removable 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)

LED Indicator

POWER, USB, START/STOP 1-4

Maximum No. of Messages

4
Pre-recorded audio data: Message 1, Westminster chime(*2)
Message 2, Ascending 4-tone chime(*2)
Message 3, Descending 4-tone chime(*2)
Message 4, None
Note: The above audio sources can be overwritten by using the supplied
software.

Maximum Recording Time

6 min

Message Delay Time

0, 2 s or 4 s (selectable)

Playback Interval Time

, 0, 5 s, 10 s, 30 s, 1 min, 5 min, 10 min, 30 min or 1 h (selectable)

Operating Temperature

0 ℃ to +40 ℃

Operating Humidity

90 %RH or less (no condensation)

Finish

Case: ABS resin, black

Dimensions

210 (W) × 44.2 (H) × 181 (D) mm (excluding projection)

Weight

730 g

Accessory

CD-ROM (USB data transfer software and sample chimes recorded)…1,
Unbalanced-phone plug…1, USB cable (1 m)…1,
Removable terminal plug (22 pins)…1, Rubber foot…4

Option

Rack mounting bracket: MB-WT3 (for rack mounting one EV-20R unit)
MB-WT4 (for rack mounting two EV-20R units)
AC adapter: AD-246

Personal Computer

Windows PC (equipped with the USB terminal)

Main Specifications

CPU: Pentium compatible CPU of 300 MHz or faster
Memory: 128 MB or more
Free disk space: 10 MB or more (space for message storage excluded)
Optical Drive: CD-ROM drive

OS

Windows XP (32-bit edition)/Vista (32-bit edition)/7 (32-bit edition)