TOA VM-2240 เครื่องผสมสัญญาณเสียงแบบ แอมป์ , amplifier, power amp, power amplifier

Power Requirement

AC mains, 50/60 Hz DC: 24 V

Output

240 W

Frequency Response

50 - 16,000 Hz

Distortion

Less than 1%

Signal-to-Noise Ratio

More than 60 dB

Tone Control

Bass: 100 Hz ±10 dB, Treble: 10 kHz ±10 dB (Inputs 1 - 3 and BGM individually adjustable.)

Remote Microphone/Extension Amplifier Connection

Two RJ45 female connectors Maximum distance: 800 m

Audio Input

Inputs 1 ~ 3

-60 dB*1 [MIC]/-10 dB*1 [LINE] (switchable), 600 Ω, electronically balanced*2, combined XLR type connector (female)/ 1/4" phone jack (Only Input 1 is additionally (female)/ 1/4" phone jack (Only Input 1 is additionally equipped with DIN connector*3.)

Telephone Paging Input

Push-in terminal block
-10 dB*1, 10 k Ω, electronically-balanced*2
Control : No-voltage make contact input

BGM 1 - 2

-20 dB*1, 10 k Ω, RCA pin jack, monaural

Power Amplifier Input

0 dB*1, 10 k Ω, RCA pin jack

External Speaker Line Input

100 V line, for All-Zone Broadcast

Audio Output

Speaker Output

41 Ω (100 V line, volume control in maximum position), Removable terminal block with screw terminals.

Speaker Zone Control

5-zone selector with attenuator

Direct Speaker Line Output

Direct output from the power amplifier output transformer,

Line Output

0 dB*1, 10 k Ω, RCA pin jack

Recording Output

0 dB*1, 10 k Ω, RCA pin jack

Preamplifier Output

0 dB*1, 10 k Ω, RCA pin jack

Control Inputs 1 - 3

For controlling Inputs 1 - 3, Push-in terminal block
No-voltage make contact.

Control Input and Output

Control Input and Output
Input : No-voltage make contact input
Output : Open collector output
(1) External control input
Activation of messages for an optional Voice Announcement Board*4
Activation of power
Activation and stop of Emergency Broadcast
Unit's broadcast cutoff (when activated by an external emergency equipment)
(2) Status output
Irregularity of communications with the Remote Microphone and an expansion amplifier
AC power condition
DC power condition
Irregularity of the sound source of the Voice Announcement board
Stop of the unit's broadcast

External Attenuator Control Output

Removable terminal block with screw terminals, relay, no-voltage make contact output, transfer type

Surveillance Input and Output*5

25-pin female D-sub connector
Input : No-voltage make contact input
Output : Open collector output

Power Output

24 V DC

Chime Tone

Built-in chime:
2-tone chime/2-tone chime(fast repeat)
4-tone chime (Up)/Single-tone chime/4-tone chime (Up & Down)/Gong/off

Finish

Panel: ABS resin
Case: Steel plate painted

Dimensions

419 (W) × 143.3 (H) × 356.2 (D) mm

Notes

*1 0 dB = 1 V
*2 Can be transformer-balanced with the addition of an optional IT-450 input transformer.
*3 For connection of the Paging Microphone with remote control switch.
*4 An optional EV-200 Voice Announcement Board is required.
*5 An optional SV-200M Surveillance Board is required.