4
MECHANICAL SPECIFICATIONS
Quiescent ON Power Consumption: SA-2: < 10 Watts
SA-3: < 15 Watts
Maximum Power Consumption: SA-2: < 220 Watts
SA-3: < 400 Watts
Size: SA-2: 3½”H x 14 1/8”W x 5½”D
(8.9cm x 35.9cm x 14cm)
SA-3: 4¼”H x 14 1/8”W x 5½”D
(11.4cm x 35.9cm x 14cm)
Weight; shipping: SA-2: 7.6 lbs. (3.4 kg)
SA-3: 11.1 lbs. (5 kg)
Enclosure Material: Housing: Die cast aluminum (A360)
Bottom: 20 Ga. steel plate
Finish: Textured black powdercoat
PART LIST NOTES
1. This part is not normally available from Customer Service. Approval from the Field Service
Manager is required before ordering.
2. The individual parts located on the PCBs are listed in the Electrical Part List.
3. This part is critical for safety purposes. Failure to use a substitute replacement with the
same safety characteristics as the recommended replacement part might create shock, fire
and/or other hazards.
PRODUCT DESCRIPTION
The SA-2 Amplifier is a 2 x 40W stereo audio amplifier intended to power Bose
®
161™, 191, 201
®
,
or AM-3 indoor “zone 2” loudspeakers. It is the next generation version of SA-1, updated to work
with the next generation media centers. It recognizes and responds to smart speaker II protocol
commands. The SA-3 Amplifier is a 2 x 100W stereo audio amplifier intended to power Bose high
SPL passive loudspeakers which can be used in second zone applications, specifically, 251
®
or
FS-51 (outdoor), AM-5
®
or 301
®
(indoor). SA-3 is the higher power version of SA-2, with two addi-
tional features: local audio source input and mono/stereo switch. The SA-3 recognizes and re-
sponds to smart speaker I (CD-5, CD-20, MRI) or II (AV18 and AV48) protocol commands.
Controls: Power switch (International version only)
Voltage select switch (Dual Voltage version
only)
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