Toa SM-25A User manual

Instruction Manual
PROFESSIONAL SOUND SPEAKER SYSTEM
SM-25A
General Description
Th SM-25A is a small monitor sp ak r syst m with a built-
in pow r amplifi r (with compr ssor circuit) of 25W, and
incorporat s a high ffici nt, durabl 2-way sp ak r of 12
cm (5-inch) and 5cm (2-inch) diam t r. Th built-in pow r
amplifi r has a continuously variabl SLIDE VOLUME
control and a BRIDGE conn ctor is provid d to facilitat
stacking two or mor SM-25A. A h adphon s jack p rmits
monitoring through h adphon s, which masks an ambi nt
nois . An nclosur is mad of cast aluminum, so that it is
rugg d and can withstand rough us . With an optional
brack t, th SM-25A is mountabl on th microphon
stand, microphon stand shaft and wall.
1 Wh n carrying out th installation of
Fig. 4 first tak off th brack t No.2
and install th brack t No.1 on th
wall with th wood n scr ws.
2 Brack t No.2 will chang in position
by 90 d gr s wh n th s mounting
hol s ar us d.
TOA Corporation
In cas of using two 25A's in parall l
How To Connect
In cas of using
on SM-25A
from
Pr Amp.
Tip = Hot (+)
Sl v = Com. (–)
Tip = Hot (+)
Sl v = Com. (–)
from
Pr
Amp.
Fig. 1
Fig. 2
Fig. 3 Fig. 4
ANGLE
ADJUSTER HEIGHT
ADJUSTER
Brack t No.1 Brack t No.2
Mounting hol s
to th wall
1
Plat
2
Microphon stand shaft
(1.10" MAX)

General Specifications
Enclosure
Speakers
SoundPressure Level
FrequencyResponse
Amplifier
Finish
Weight
Dimensions
S al d typ
2 way sp ak r of 12cm (5-inch) and 5cm (2-inch)
88 dB (1W/1m)
90 Hz~20kHz
Pow r
Pow r consumption
Rat d Output Pow r
Input Imp danc
Input s nsitivity
Input T rminal
Bridg T rminal
Front Pan l
Body
: AC mains
: 30W
: 25W
: 8k-ohm, balanc d (at -20dB s t)
40k-ohm, balanc d (at +4dB s t)
: –20dB or +4dB, switchabl (0dB = 0.775V RMS)
: Phon jack
: Phon jack
: M tal Punching N t
: Cast Aluminum (Black)
Approx. 13.9 pounds (6.3kg)
12.8 (W) × 6.7 (H) ×
325 (W) × 170 (H) ×
5.5 (D) inch s
140 (D) mm
Characteristic Diagrams
Input signals are fed through an input terminal.
TOA Corporation
KOBE, JAPAN
Print d in Japan
133-02-616-8A
500Hz
1kHz
2kHz
4kHz
500 Hz
1kHz
2kHz
4kHz
Polar R spons
Horizontal
Disp rsion
V rtical
Disp rsion
Fr qu ncy R spons (1W/1m)
Pow r Amp Compr ssor
Harmonic Distortion (1W/1m) Dir ctional Fr qu ncy R spons (1W/1m)