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 |
|---|---|
| 06845 | RAYTHEON COMPANY DBA RAYTHEON |
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 |
|---|---|---|
| ABWF | SCALE LINEARITY | NONLINEAR |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.60 |
| ABKW | OVERALL HEIGHT | 5.347 INCHES MINIMUM AND 5.405 INCHES MAXIMUM |
| CTGG | IMPEDANCE RATING IN OHMS | 50.0 INPUT-OUTPUT |
| AJDB | POWER RATING | 600.0 MILLIWATTS AVERAGE |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.196 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 6.490 INCHES MINIMUM AND 6.550 INCHES MAXIMUM |
| ABKR | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 4.500 INCHES NOMINAL |
| AHUC | COAXIAL CONNECTOR SERIES DESIGNATION | BNC |
| ASYH | ATTENUATION PER STEP IN DECIBELS | 1.0 |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 CONNECTOR, COAXIAL, FEMALE |
| AAQL | BODY STYLE | COAXIAL TYPE |
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -1.00/+1.00 |
| ABMK | OVERALL WIDTH | 4.950 INCHES MAXIMUM |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 KNOB AND 1 SHAFT |
| AFGA | OPERATING TEMP RANGE | -30.0/+71.0 DEG CELSIUS |
| ASYG | STEP POSITION QUANTITY | 18 |
| AAFS | APPLICATION DESIGN | TRANSMISSION LINE |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 5.860 INCHES NOMINAL |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +6.0/+23.0 |
| CQYJ | MOUNTING FACILITY PATTERN | FOUR POSITION RECTANGULAR |
| BNGR | FREQUENCY RANGE | 1.250 MEGAHERTZ MINIMUM AND 1.350 MEGAHERTZ MAXIMUM |
| ASYF | ATTENUATION VARIATION METHOD | STEPPED |
| AAFZ | BODY MATERIAL | ALUMINUM |
| AGAV | END ITEM IDENTIFICATION | RADAR SET,AN/FPS-20 |
| ZZZV | FSC APPLICATION DATA | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| FEAT | SPECIAL FEATURES | DIAL PLATE TO E ETCHED ON BLACK ANODIZED ALUMINUM; ATTENUATOR TO BE PAINTED GREY ENAMEL; ENTIRE ASSEMBLY EXCEPT DIAL PLATE TO BE SPRAYED WITH CLEAR LACQUER |