Part Number
Part Number:
NSN:
NIIN:
Item Name:
ATTENUATOR , VARIABLE
Definition:
A DEVICE FOR REDUCING THE STRENGTH OF AN ALTERNATING CURRENT SIGNAL EITHER CONTINUOUSLY OR IN STEPS, WITHOUT CAUSING APPRECIABLE SIGNAL DISTORTION, BY MAINTAINING SUBSTANTIALLY CONSTANT OUTPUT AND/OR INPUT IMPEDANCE MATCH. CONTINUOUSLY VARIABLE RESISTIVE DEVICES MUST CONSIST OF AT LEAST TWO SECTIONS OR ONE SECTION WITH AT LEAST TWO ROTATING CONTACTS. THE ITEM MUST HAVE AN OVERALL ATTENUATION RATING. INCLUDES TANDEM MOUNTED VARIABLE RESISTORS DESIGNED TO FUNCTION AS AN ATTENUATOR BUT WHOSE TERMINALS ARE NOT CONNECTED. SEE ALSO RESISTOR, VAIABLE (AS MODIFIED).
CAGE Information
| Code | Company |
|---|---|
| 12457 | MERRIMAC INDUSTRIES INC |
Federal Supply Class
Title
ANTENNAS, WAVEGUIDES, AND RELATE
Inclusions:
INCLUDES AERIALS; MASTS; TOWER EQUIPMENT; ATTENUATORS; COUPLERS; TRANSMISSION LINES.
Exclusions:
EXCLUDES TOWER STRUCTURES.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| BNGR | FREQUENCY RANGE | 4.400 GIGAHERTZ MINIMUM AND 5.000 GIGAHERTZ MAXIMUM |
| BNGR | FREQUENCY RANGE | 4.400 GIGAHERTZ MINIMUM AND 5.000 GIGAHERTZ MAXIMUM |
| CRSJ | SHAFT TYPE | ROUND, SLOTTED |
| CTGG | IMPEDANCE RATING IN OHMS | 50.0 INPUT-OUTPUT |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 0.5 |
| AJDB | POWER RATING | 4.0 WATTS AVERAGE |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.250 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 1.000 INCHES NOMINAL |
| AAQL | BODY STYLE | COAXIAL TYPE |
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -1.00/+1.00 |
| PMLC | PRECIOUS MATERIAL AND LOCATION | TERMINALS RHODIUM AND TERMINALS SILVER |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+30.0 |
| ABXF | SHAFT LENGTH | 1.730 INCHES NOMINAL |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED HOLE |
| AAFS | APPLICATION DESIGN | TRANSMISSION LINE |
| AKEJ | MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR | UNC |
| TTQY | TERMINAL TYPE AND QUANTITY | 1 CONNECTOR, COAXIAL, FEMALE AND 1 CONNECTOR, COAXIAL, MALE |
| AHUC | COAXIAL CONNECTOR SERIES DESIGNATION | N |
| ABKR | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.812 INCHES NOMINAL |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| ABHP | OVERALL LENGTH | 4.250 INCHES MAXIMUM |
| CRYY | MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.138 INCHES |
| PRMT | PRECIOUS MATERIAL | RHODIUM AND SILVER |
| CQYJ | MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| ABMK | OVERALL WIDTH | 3.850 INCHES NOMINAL |
| CGGK | MOUNTING THREAD QUANTITY | 32 PER INCH |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| ABWV | SHAFT DIAMETER | 0.250 INCHES NOMINAL |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.50 |