Thứ Ba, 12 tháng 4, 2011

Toa - Âm thanh thông báo (PA SYSTEM)

TT-104B 
TT-104B H bộ hẹn giờ tín hiệu âm thanh
Power Requirements L Version; 110 ~ 120VAC, 50 / 60Hz, H version; 220 ~ 240V, 50 / 60Hz. Power Consumption 3W
Power Outage Protection 100hrs Program Capacity 30 steps per channel. Programmable Items Day of the week, hour, minute, output channel. Number of Channels 4 channels (A, B, C, D). Output System No voltage (dry) make contact (5 sec. make output). Output Capacity 24V DC, 0.5A Clock Accuracy ± 5sec. per month (25°C) Items Indicated in Display Day of week, hour and minute. Special Functions Entire program cancellation / Output switchover / Pause mode / Warnings by tone and indication. Dimensions (W x H x D) 420 x 47.5 x 246mm Weight 2.5kg Colour Black.

EV-350P
EV-350P H bộ phát tiếng kỷ thuật số
Power Requirements 220 - 240 V AC or 110 -120 V AC, 50/60 Hz or 24 V DC, 0.4 A Power Consumption 12W Output Output 1,2: OdB*, 600 Ω, unbalanced, phone jack & screw terminal distance between
barriers; 8.2 mm Headphone Output: OdB*, 100 Ω, unbalanced, phone jack. Input Microphone: -55 dB*, 600 Ω, unbalanced, phone jack AUX: -20 dB*, 10k Ω, unbalanced, phone jack/RCA pin jack Frequency Response 20 - 20,000Hz ±3dB (44.1 kHz sampling)
20 - 14,000Hz ±3dB (32kHz sampling)
50 - 20,000Hz ±3dB (44.1kHz sampling, IT-450 mounted)
50 - 14,000Hz ±3dB (32kHz sampling, IT-450 mounted) Distortion Under 0.3% (44.1kHz, recording method: Extremely High) No. of Mountable Memory Card 2 (Ports A-B) (option) Playback Mode Single- and dual-source playback (changeable) No. of Playback Program Direct control: 8 programs or Binary control: 256 programs
1 emergency message takes precedence over the above programs and is played back Control Input Activation 1-8, playback, pause 1, pause 2, emergency, clear:
No-voltage make contact (over 50 mS), open voltage; 30 V DC,
short circuit current; 10 mA, screw terminal, distance between barriers: 8.2 mm
RS-232C Terminal: D-sub connector (9-pin) Control Output Shorting outputs 1, 2, Error: screw terminal, distance between barriers: 8.2mm, contact capacity: 30 V DC, 0.5 A Operating Display LCD with backlight (16 characters x 2) Operating Temperature 0C to +50C Operating Humidity Less than 90% (must be free from dew condensation) Finish Panel: Aluminum, black, 30% gloss, paint
Case: Surface treated steel plate, black 30% gloss Dimensions (W x H x D) 482 x 44 x 315 mm Weight 4 kg Accessory Power cord...1, Balanced-phone plug cord (2m)...2, Rack mounting screw...4, Rack mounting washer...4, Rubber foot...4 Option Flash memory card: EV-F8M/M-A20M**/M-A40M**, Input transformer: IT-450

EV-20R
EV-20R W bộ phát tiếng
Power Source Supplied from an external 24V DC/400mA power supply or from an optional AD-246 AC adapter Powe
r Consumption 10W (rated output) Wave Format 44.1kHz sampling frequency, 16-bit PCM (monaural) Frequency Response 20 - 20,000Hz ± 3dB (lkHz)
50 - 14,000Hz ±3dB (IT-450 mounted, 1kHz) Distortion Under 1% (1kHz, rated output) Recording System USB data transfer or analog recording Control Input Play 1 - 4, stop:No-voltage make contact input, pulse make length : 200ms, open voltage: 30V DC, short-circuit current : 10mA terminal block type connector Control Output Busy : Contact capacity: 30V DC/0.5A, terminal block type connector Input Input / Recording input : Mic: -60dB*, 2.2kΩ
Line: -20dB*, 10kΩ,(Mic/Line changeable), unbalanced, phone jack Line input : 0dB*, 10k, unbalanced, terminal block type connector Output Line output : 0dB*, 600Ω, unbalanced, terminal block type connector Headphone output : 0dB*, 100Ω, unbalanced, phone jack Speaker output : 3W, 8Ω, terminal block type connector LED Indicator POWER, USB, START/STOP 1-4 Maximum No. of Messages 4 Maximum Recording Time 3 min Message Delay Time 0, 2s or 4s (selectable) Playback Interval Time ∞, 0s, 5s, 10s, 30s, 1 min, 4 min, 10 min, 30 min or 1 h (selectable) Finish Case : ABS resin, black Dimensions 210 (W) x 44.2 (H) x 181 (D) mm (excluding projection) Weight 730g Accessory CD-ROM (USB data transfer software and sample chimes recorded) × 1, Unbalanced-phone plug × 1, USB cable (1m) × 1, Terminal block type connector (22 poles) × 1, Rubber feet × 4

EV-20R
EV-350P H bộ phát tiếng kỷ thuật số
Power Source Supplied from an external 24V DC/400mA power supply or from an optional AD-246 AC adapter Power Consumption 10W (rated output) Wave Format 44.1kHz sampling frequency
, 16-bit PCM (monaural)  Frequency Response 20 - 20,000Hz ± 3dB (lkHz) 50 - 14,000Hz ±3dB (IT-450 mounted, 1kHz) Distortion Under 1% (1kHz, rated output) Recording System USB data transfer or analog recording Control Input Play 1 - 4, stop: No-voltage make contact input, pulse make length : 200ms, open voltage: 30V DC, short-circuit current : 10mA terminal block type connector
Control Output Busy : Contact capacity: 30V DC/0.5A, terminal block type connector Input Input / Recording input : Mic: -60dB*, 2.2kΩ
Line: -20dB*, 10kΩ,(Mic/Line changeable), unbalanced, phone jack
Line input : 0dB*, 10k, unbalanced, terminal block type connector Output
Line output : 0dB*, 600Ω, unbalanced, terminal block type connector Headphone output : 0dB*, 100Ω, unbalanced, phone jack Speaker output : 3W, 8Ω, terminal block type connector  LED Indicator POWER, USB, START/STOP 1-4
Maximum No. of Messages 4 Maximum Recording Time
3 min  Message Delay Time0, 2s or 4s (selectable)
Playback Interval Time ∞, 0s, 5s, 10s, 30s, 1 min, 4 min, 10 min, 30 min or 1 h (selectable) Finish Case : ABS resin, black Dimensions 210 (W) x 44.2 (H) x 181 (D) mm (excluding projection) Weight 730g  Accessory CD-ROM (USB data transfer software and sample chimes recorded) × 1, Unbalanced-phone plug × 1, USB cable (1m) × 1, Terminal block type connector (22 poles) × 1, Rubber feet × 4 Documents and Downloads