b-52 lg100a 用户手册

Output Power

100 Watts RMS at 8 Ohms at 1% THD
120 Watts RMS at 4 Ohms at 1% THD

Input Impedance: 

500K Ohms

Maximum Input Level:

-45dB

Power Consumption: 

160 Watts

S/N Ratio:

Greater Than 100 dB

Affects Send:

Load Impedance 1K Ohm or Greater

Nominal Output Level: 

-8 dB 

Effects Return Impedance: 

100K Ohms

Optimum Input Level:

-8 dB

Line Out:

0dB / 1V RMS

Phones:

60mW into 8ohm

Equalization:

Bass : +/- 15dB at 50Hz
Middle : +/- 10dB at 600Hz
Treble : +/- 18dB at 3KHz

Dimensions:

24.5” (W) x 11” (D) x 10” (H) 

Weight:

35 lbs

Thank you for choosing this B-52 Pro-Audio sound prod-
uct. B-52 manufactures some of the world’s best sound-
ing and most reliable professional speaker systems and
components. E.T.I. Sound Systems, Inc., manufacturers
of B-52, takes great pride in thoroughly testing each 
B-52 product prior to shipment. Please read the warran-
ty terms and conditions below and carefully read the pro-
vided Limited Warranty Card for additional terms and
conditions.

B-52 AMPLIFIER: E.T.I. Sound Systems, Inc. warrants
the original purchaser that the B-52 amplifier will be free
from defects in material and workmanship for a period of
(2) TWO YEARS from the original purchase date. A
dated sales receipt will establish coverage under this
warranty. This warranty will automatically terminate (2)
two years after the original sales date.  If this product is
defective in materials or workmanship as warranted
above, your sole remedy shall be repair or replacement
as provided above. See provided Limited Warranty Card
for additional terms and conditions.

B-52 CABINETS: E.T.I. Sound Systems, Inc. offers a
LIFETIME warranty to the original purchaser that B-52
cabinet’s construction will be free from defects in materi-
al and workmanship. A dated sales receipt will establish
coverage under this warranty. The warranty does not
cover service or parts to repair damage caused by neg-
lect, abuse, normal wear & tear and cosmetic appear-
ance of the cabinetry not directly attributed to defects in
material or workmanship, or service & repair, modifica-
tions to the cabinet which has not be authorized or
approved by E.T.I. Sound Systems, Inc. If this product is
defective in materials or workmanship as warranted
above, your sole remedy shall be repair or replacement
as provided above. See provided Limited Warranty card
for additional terms and conditions.

INCIDENTAL OR CONSEQUENTIAL DAMAGE: In no
event E.T.I. Sound Systems, Inc. be liable for any inci-
dental or consequential damages arising out of the use
or inability to use of any B-52 product, even if, E.T.I.
Sound Systems, Inc. or a B-52 dealer has been advised
of the possibility of such damages, or any other claim by
any other party. Some States do not allow the exclusion
or limitation of consequential damages, so the above lim-
itation and exclusion may not apply to you. This warran-
ty gives you specific legal rights and you may also have
other rights that may vary from State to State. See pro-
vided Limited Warranty card for additional terms and
conditions.

RETURN PROCEDURES: In the unlikely event that a
defect should occur, follow the procedure outlined below.
Defective products must be shipped together with a
proof of purchase, freight prepaid and insured to the
Authorized B-52 Dealer from whom you purchased the
product or directly E.T.I. Sound Systems, Inc. If a prod-
uct must be returned directly to E.T.I. Sound Systems,
Inc. for warranty replacement/repair, a Return
Authorization Number (RAN) must be obtained from our
Customer Service Department prior to shipping the prod-
uct. You may obtain RAN by calling 800-344-4ETI.

FOR YOUR PROTECTION: Please complete and mail
the Purchase Information Card within (10) ten days of
the date of purchase so that we may contact you direct-
ly in the event a safety notification is issued in accor-
dance with the 1972 Consumer Product Safety Act. In
addition, we ask that you complete the brief question-
naire so me may analyze your answers and in this way,
help us evaluate our customer needs. See provided
Limited Warranty card for additional terms and condi-
tions.

4

■

100 Watts RMS into 8 Ohms/120 Watts RMS into 4 Ohms 

■

1/4" High Input Jack

■

Overdrive Channel with Gain 1, Gain 2 with Contour, Gain 

■

switch, 3-band EQ, and Level Control

■

Clean Channel with Level 3-Band EQ Controls 

■

Master Reverb &  Volume

■

Foot Switch for Channel Select/Reverb On/Off/Gain Select 

■

Push Switch for Channel/Gain Select 

■

Headphones Line Out 

■

Effects Send/Return with Level Controls

■

External Speaker Jacks

■

Ground-Lift Switch