Yamaha NS-300 Service Manual

DIMENSIONS
212(8-3/8) 20
(13/16)
Unit: mm (inch)

SPECIFICATIONS

Type .................... 2-way 3-speaker bass reflex speaker system
Speaker Unit
Woofer ....................................... 16 cm (6.5") corn x 2
Tweeter ............................................... 3 cm (1") dome
Nominal Impedance .................................................. 6 ohms
Frequency Response ................................. 30 Hz ~ 35 kHz
Nominal Input Power ................................................. 140 W
100682
SPEAKER SYSTEM
NS-300
297(11-11/16)
317(12-1/2)
(Magnetically-shielded type)
SERVICE MANUAL
NETWORK CIRCUIT DIAGRAM
1.8mH
INPUT
6.8µF
0.47µF
2.7µF
0.5mH

WIRING DIAGRAM

C2
C3
TWEETER
INPUT
WOOFER
INPUT
L1
Maximum Input Power .............................................. 400 W
Sensitivity ...................................................... 91 dB/2.83 V/m
Crossover Frequency ................................................ 3 kHz
Dimensions (W x H x D) .................... 212 x 900 x 317 mm
Weight ................................... 19.0 kg (41 lbs. 14 oz.) /1 piece
Accessories ........... Stand x 4, Screw (6 mm) x 4, Spike x 4,
Wood screw (4 mm) x 4, Washer x 4, Pad x 4, Nut x 4
Specifications are subject change without notice due to
product improvements.
WOOFER
WOOFER
TWEETER
L2
TWEETER
WOOFER
WOOFER
C1
(8-3/8" x 35-7/16" x 12-1/2")
P.O.Box 1, Hamamatsu, Japan