You have reached the Request for Quote (RFQ) page for part number 540B, an item sourced from Keysight Technologies Inc (CAGE Code 1LQK8) that is classified with the item name Converter Frequency Electronic. Here, you can utilize our online form to quickly secure tailored pricing and procurement options from our staff as the first step of procurement. With responses always being quick, be sure to get started as soon as possible if you would like to learn more about this part number.
The part number 540B is associated with Keysight Technologies Inc, identified by the CAGE Code 1LQK8, and is typically referenced under the item name Converter Frequency Electronic. It is categorized under the NSN 6625-00-080-7204, with the NIIN 000807204, INC 00329, and NCB code 00 (USA). Additionally, this part falls under the Federal Supply Group (FSG) 66 and Federal Supply Class (FSC) 6625 Electrical and Electronic Properties Measuring and Testing Instruments. For more information, these classifications provide further context about the component.
With the form provided, be sure to present our staff with key details on your needs, such as your target pricing, required quantity, and expected turnaround time. Once we receive and review your request for part 540B, a member of our staff will contact you in 15 minutes or less to present customized solutions for your comparisons. Once you make a purchase with us, you can expect our staff to work closely with you through each step of fulfillment to ensure that all needs are met with care and efficiency.
| MRC | Criteria | Characteristic |
|---|---|---|
| BJBQ | Operating Ac Frequency In Hertz | 50.0 MINIMUM SINGLE VOLTAGE |
| FTLD | Functional Description | EXTENDS FREQUENCY MEASUREMENT RANGE OF AN/USM-26 AND AN/USM-207A INTO MICROWAVE RANGE; ALONG W/ AN/USM-26 OR -207A CAN MEASURE FREQUENCIES UP TO 12.4 GHZ,OR W/ AN EXTERNAL MIXER 1-18 GHZ; CAN BE USED W/OUT A FREQUENCY COUNTER TO MEASURE FREQUENCIES BELOW 4 GHZ W/IN ABOUT PORM 0.5 PCT; FREQUENCY IS DETERMINED BY ZERO-BEATING THE UNKNOWN SIGNAL W/ A HARMONIC OF AN EXTREMELY STABLE SIGNAL GENERATED W/IN AND TO MEASURE CM-77A FUNDAMENTAL FREQUENCY ON A COUNTER; MULTIPLYING COUNTER READOUT BY HARMONIC CAUSING THE ZERO-BEAT GIVES INPUT FREQUENCY; HARMONIC NO. IS DETERMINED FROM PREVIOUS KNOWLEDGE OF INPUT FREQUENCY OR BY COMPUTATION; ZER/-BEAT IS DISPLAYED ON INTERNAL OSCILLOSCOPE |
| BJBQ | Operating Ac Frequency In Hertz | 1000.0 MAXIMUM SINGLE VOLTAGE |
| BHSX | Circuit Construction Type | ELECTRON TUBE |
| AMQY | Installation Design | TOP OF CABINET/COUNTER |
| FAAZ | Phase | SINGLE |
| RTSE | Relationship To Similar Equipment | INTERCHANGEABLE W/ 6625-00-973-9267 AND 6625-00-735-5167; SIMILAR TO CM-77/USM |
| BKFC | External Ac Operating Voltage In Volts | 230.0 MAXIMUM SINGLE VOLTAGE |
| TMDN | Type/Model Designation | CM-77A/USM |
| BKFC | External Ac Operating Voltage In Volts | 115.0 MINIMUM SINGLE VOLTAGE |
| FCLS | Functional Classification | AA-6.3 |
| AGTA | Basic Shape Style | RECTANGULAR OR SQUARE |
| RDAL | Reference Data And Literature | DEPT OF ARMY PUBLICATIONS: TB9-6625-336-50,19 NOV 64; TM11-6625-493-15 W/ CHANGES 1 AND 2,29 SEP 64; TM 11-6625-493-20P; TM11-6625-493-45P,19 OCT 64 |
| ABHP | Overall Length | 20.750 INCHES NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| AJKH | Identification Designator | 540B-28480 |
| ABKW | Overall Height | 12.500 INCHES NOMINAL |
| ABMK | Overall Width | 15.250 INCHES NOMINAL |
| NTRD | Entry Date | 70-12-01 |
| AFSU | Average Life Measurement | NOT RATED |
| BHTB | Frequency Per Channel | 10.0 MEGAHERTZ MINIMUM OPERATING CHANNEL |
| AKNA | Inclosure Type | ENCASED |
| BHTB | Frequency Per Channel | 12.4 GIGAHERTZ MAXIMUM OPERATING CHANNEL |
![]() |
AS9120B and ISO 9001:2015 |
![]() |
Aviation Suppliers Association Member |
![]() |
FAA AC 0056B Accredited |
![]() |
AS 6081:2012 Certification |
![]() |
ESD S20.20-2014 Certification |
OVER 75000
Same-day
COMPLETE PURCHASING
FULLY CERTIFIED
COMPETITIVEBefore You Go, Take a Look at Our NSN Parts Catalog! Don’t forget That We Can offer A Competitive Quote Within 15 Minutes of Receiving Your RFQ form!
Request for Quote