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 |
|---|---|---|
| CRSJ | SHAFT TYPE | ROUND, SLOTTED |
| ABXD | BUSHING LENGTH | 0.500 NOMINAL INCHES |
| CTGG | IMPEDANCE RATING IN OHMS | 50.0 INPUT-OUTPUT |
| ASYD | OVERALL ATTENUATION RANGE IN DECIBELS | +0.0/+20.0 |
| ABMK | OVERALL WIDTH | 0.760 INCHES MINIMUM AND 0.800 INCHES MAXIMUM |
| AJDB | POWER RATING | 0.5 WATTS AVERAGE |
| ASYC | INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS | 1.0 |
| AAQL | BODY STYLE | RECTANGULAR, TERMINALS ON ONE SURFACE |
| BQNR | OVERALL ATTENUATION ACCURACY IN DECIBELS | -0.25/+0.25 |
| ABXF | SHAFT LENGTH | 0.600 INCHES MAXIMUM |
| ASYF | ATTENUATION VARIATION METHOD | CONTINUOUS |
| BNGR | FREQUENCY RANGE | 0.000 HERTZ MINIMUM AND 200.000 MEGAHERTZ MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.750 INCHES NOMINAL |
| TTQY | TERMINAL TYPE AND QUANTITY | 4 PIN |
| ABWV | SHAFT DIAMETER | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| AAFS | APPLICATION DESIGN | PRINTED CIRCUIT BOARD |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.30 AND 1.50 |
| CQTQ | ADJUSTMENT DEVICE TYPE AND QUANTITY | 1 SHAFT |
| ZZZV | FSC APPLICATION DATA | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| ABHP | OVERALL LENGTH | 1.350 INCHES MAXIMUM |