Audio-Technica U.S., Inc. · Electronic Components
BP40
Microphone, Dynamic
Part NumberBP40
ManufacturerAudio-Technica U.S., Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-01-669-1438 (NSN)
Federal Item NameMICROPHONE,DYNAMIC
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Impedance Rating450.0 OHMS NOMINAL
Length6.45 INCHES NOMINAL
Diameter2.20 INCHES NOMINAL
ESD/EMICode A — ESD/EMI sensitive item
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is BP40 available?
We can source BP40 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is BP40 by Audio-Technica U.S., Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BP40 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like BP40?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for BP40?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.