8
SPECIFICATIONS
UHF Carrier Frequency Range
UA840A
782–810 MHz
. . . . . . . . . . . . . . .
UA840B
854–862 MHz
. . . . . . . . . . . . . . .
UA840C
800–830 MHz
. . . . . . . . . . . . . . .
UA840D
774–782 MHz
. . . . . . . . . . . . . . .
Distributed Output Level (Gain)
3 dB
±
1.5 dB from antenna input (Output ports 1–4)
0.5 dB
±
1.5 dB from antenna input (Cascade port)
Input/Output Port VSWR
Less than 1.6:1
Output Port Isolation
Greater than 25 dB
Third Order Intercept Point (3 OIP)
Greater than 25 dBm
Input/Output AC Line Voltage
85 to 120 VAC or 230 VAC.
Impedance
50
Ω
Operating Temperature Range
–15 to +50
°
C
Overall Dimensions
44.5 mm high x 482.6 mm wide x 295.3 mm deep (1
3
/
4
x
19 x 11
5
/
8
inches)
Net Weight
3.32 Kg (7 lbs, 5 oz)
Input/Output Connector Type
BNC-type
Certification
UA840A: Listed by UL and CUL (U.S. and Canada), IC
and FCC; IC Certified (Canada)
UA840: VDE GS-Certified; Eligible for CE Marking; EMC
Approved under ETS 300 445
This symbol indicates that dangerous voltage
constituting a risk of electric shock is present
within this unit.
This symbol indicates that there are important
operating and maintenance instructions in the
literature accompanying this unit.
Furnished Accessories
1
/
2
-Wave Antenna
UA820A
. . . . . . . . . . . . . . . . . . . . . . . . . .
2 ft. Coaxial Antenna Cable (RG-58)
UA802
. . . . . . . . . . .
Optional Accessories
UHF Active Remote Antenna
UA830*
. . . . . . . . . . . . . . . .
25 ft. Coaxial Cable (RG-8/X)
UA825
. . . . . . . . . . . . . . . . .
50 ft. Coaxial Cable (RG-8/X)
UA850
. . . . . . . . . . . . . . . . .
* Request compatible frequency range
Replacement Parts
Hardware Kit
90VL1371
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Bulkhead Adapters
95A8647
. . . . . . . . . . . . . . . . . . . . . . . .
120 VAC Power Line Cord
95A8389
. . . . . . . . . . . . . . . . . .
230 VAC Power Line Cord
95A8247
. . . . . . . . . . . . . . . . . .
230 VAC Power Line Cord (U.K.)
95A8713
. . . . . . . . . . . .
120 VAC, 18-in. Power-Through Cord
95A8576
. . . . . . . .
230 VAC, 18-in. Power-Through Cord
95A8676
. . . . . . . .
LICENSING AND WARRANTY INFORMATION
Warranty
Shure Brothers Inc. (“Shure”) hereby warrants that
these products will be free from defects in material and
workmanship for a period of one year from the date of pur-
chase. At its option, Shure will repair or replace the defec-
tive product and promptly return it to you, or refund the pur-
chase price. Retain proof of purchase to validate the pur-
chase date and return it with any warranty claim. If you be-
lieve this product is defective within the warranty period,
carefully repack the unit, insure it, and return it postpaid to:
Shure Brothers Inc.
Attention: Service Department
222 Hartrey Avenue
Evanston, IL 60202-3696 U.S.A.
For service outside the United States, return the prod-
uct to your authorized Shure Distribution Center.
All claims of defects or shortage should be directed to
the above address. Please furnish model number, operat-
ing frequency, and date, place and proof of purchase (such
as a copy of your sales receipt) to establish warranty. Your
letter should include all pertinent details including applica-
ble model or part numbers and a brief description of the
problem. Do not mail any units or parts to Shure unless re-
quested to do so by Shure’s Service Department. Any re-
turned items must have prior authorization. Unauthorized
returns are delayed in handling; these delays can be
avoided by contacting Shure in advance and furnishing the
necessary information.
Shure reserves the right to make design changes and
product improvements on any previously manufactured
products. Shure also reserves the right to ship new and/or
improved products which are similar to the form, fit and
function of the originally ordered products.
Licensing
Changes or modifications not expressly approved by
Shure Brothers Inc. could void your authority to operate the
equipment. Licensing of Shure wireless microphone equip-
ment is the user’s responsibility, and licensability depends
on the user’s classification and application, and on the se-
lected frequency. Shure strongly urges the user to contact
the appropriate telecommunications authority concerning
proper licensing, and before choosing and ordering fre-
quencies other than standard frequencies.
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