A-A-1593A
January 31, 1983
SUPERSEDING
A-A.1593
March 4, 1981
COMMERCIAL ITEM DESCRIPTION
CALCULATING MACHINE (DESK TOP, 10 DIGIT, DISPLAY ONLY,
BATTERY POWERED WITH AC ADAPTER)
The General Services Administration has authorized the
use of this commercial item description.
Salient characteristics:
.
DC battery powered with adapter for 120 V “a. c., 60 Hz.
Basic five function capability: +, -, X, -, %.
Minimum 10 digit capacity for entries, intermediate results and final output.
Arithmetic logic: Plus, minus, subtotal and total keys.
Clear/Clear Entry Key (C/CE).
Repeat addition and subtraction.
Decimal system with minimum settings of +, F, 0, 2, 3, 4.
Constants: First entry in multiplication (multiplicand) and second entry in division (divisor) shall be
utilized as constants: constant switch is acceptable; constant switch should have ON and OFF positions only.
N count(item count): Minimum acceptable form is to count number of plus or minus operations.
Percent: Minimum acceptable capability is Add-on (.To+) and Discount (VO-) using percent key in conjunction with plus or minus keys.
Overcapacity indicator shall meet the following minimum conditions:
1) entry capacity exceeded
2) output capacity exceeded
3) illegal math operation (error)
Negative indicator: Shall be displayed with all negative amounts.
Subtotal and total capability.
Rounding: Minimum capability shall be round off (5 up, 4 down).
Punctuation: A comma shall separate hundreds, thousands, etc., and a decimal point shall separate dollars and cents.
Accumulation capability: Unit shall be capable of adding or subtracting an entry or the results-of an operation to an independent register. Accumulations shall not interfere with other operations or vice-versa. (Accumulator, memory, accumulating register, memory register).
Keystops: Minimum striking surface of 10mm, measured horizontally, and minimum center-to-center spacing of 16mm, measured horizontally.
Safety. Calculators shall be certified by Underwriters Laboratories, Inc. , for compliance with UL Standard No. 114, Office Appliances and Business .Equipment,
Workmanship. Calculators shall be clean and free from faulty construction or any defect which affects appearance, serviceability, or durability.
The issue of UL 114 in effect on the date of the solicitation shall be used to determine compliance with stated requirements.
Regulatory requirements. The offeror/contractor is encouraged to use recovered materials in accordance with Public Law 94-580 to the maximum extent practicable.
Preservation, packaging, packing, labeling and marking. The preservation, packaging, packing, labeling and marking shall be as specified in the contract or order.
UL standards are available from Underwriters Laboratories, Inc., Publications Stock, 333 Pfingsten Road, Northbrook, IL 60061.
For Parts Inquires submit RFQ to Parts Hangar, Inc.
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