Spectrum Microwave · Electronic Components
QBH-4008B
Amplifier, Radio Frequency
Part NumberQBH-4008B
ManufacturerSpectrum Microwave
AvailabilityAvailable to order — request a quote
Specifications
NSN5996-01-677-7302 (NSN)
Federal Item NameAMPLIFIER,RADIO FREQUENCY
Federal Supply Class5996 — Amplifiers
Precious Material And LocationLEAD FINISH GOLD
Connection Contact Type And Quanti4 PIN EXTERNAL
External Dc Operating Voltage In V15.0 NOMINAL SINGLE VOLTAGE
Inclosure TypeHERMETICALLY SEALED
Installation DesignMECHANICAL
Operating Temp Range-55.0 TO 85.0 CELSIUS
Overall Length0.335 INCHES MINIMUM
Average Life MeasurementNOT RATED
Overall Diameter0.50 INCHES NOMINAL
Basic Shape StyleCYLINDRICAL
Frequency Per Channel1100.0 MEGAHERTZ MINIMUM OUTPUT CHANNEL AND 2500.0 MEGAHERTZ MAXIMUM OUTPUT CHANNEL
Vendor Part Numbers77A105973P31
ESD/EMICode B — 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 QBH-4008B available?
We can source QBH-4008B 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 QBH-4008B by Spectrum Microwave obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QBH-4008B 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 QBH-4008B?
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 QBH-4008B?
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.