POP
(+)
(-)
( )
PRA-538S
http superlux tw
PRA-538S
100 15000Hz
-58dBV/pa (1.3mv/pa)
500
PRA-538S-12 32( )x305mm (
PRA-538S-19 32( )x483mm (
PRA-538S-12 500g; PRA-538S-19 550g
dB
10
-10
-20
20 50 100 200 500 1000 2000 5000 10000 20000 Hz
0
90 dB
135 135
180
90
45 45
0
5
10
15
20
25
250 Hz 2000 Hz
4000 Hz
8000 Hz
500 Hz
1000 Hz
PRA-538S
3
12in(305mm)
19in(483mm)
PRA-538S-19PRA-538S-12