Reference 310A/311A Specifications; Table Of Contents - Infinity 310a Service Manual

Power Amplifier
SPECIFICATIONS ................................................1
FEATURES/TEST CONDITIONS.............................2
CONTROLS/CONNECTIONS...................................3
INSTALLATION......................................................5
BASIC TROUBLESHOOTING..................................7
TYPICAL SYSTEM WIRING....................................8
EXPLODED VIEW/PARTS LIST...............................9
MECHANICAL PARTS LIST...................................10
AMPLIFIER BLOCK DIAGRAM..............................11
P.C.B. DRAWINGS...............................................12
ELECTRICAL PARTS LIST .................................. 15
REF 311a ELECTRICAL PARTS LIST ADDENDUM...............18
IC/TRANSISTOR PINOUTS....................................19
REF 310a SCHEMATICS.......................................22
REF 311a SCHEMATICS.......................................24
PACKING...........................................................26

Reference 310a/311a Specifications

Output Power:
(14.4V supply)
Signal-to-noise ratio:
Dynamic power:
Effective damping factor:
Frequency response:
Maximum input signal:
Maximum sensitivity:
DC Offset
Output regulation:
Idle Current
Input Impedance
Max Current Draw
Dimensions:
Fuse:
Infinity continually strives to update and improve existing products, as well as create new ones. The specifications and details in
this and related publications are therefore subject to change without notice.
- CONTENTS -
116W RMS x 1 channels @ 4 ohms; ≤1% THD + N
312W RMS x 1 channels @ 4 ohms; ≤1% THD + N
81dBA (reference 1W into 4 ohms)
347W @ 2 ohms
6.398 @ 4 ohms
17Hz – 302Hz (–3dB)
6.0V
Reference 310a - 250mV
Reference 311a - 75mV
<50mV (-50%)
.05dB @ 4 ohms
800mA
22kΩ
24A @ 4 ohms
40A @ 2 ohms
12 x 11 7/16 x 2 11/16"
(305mm x 290mm x 68mm)
30A
1
Reference 310a/311a
(L x W x D)