Audio

Audio, PZT. Piezo tranducers, 5kHz, 3-28Vp-p 8mA @ 12VDC 85dBA @ 12vp-p. No internal electronics - schematic for driving circuit available. Case: Enclosed 24mm D, 34mm with feet. (3) 45mm-wire leads. Package of 50. Learn More

ALCO KNOB - KNP-900B  Series KPN Knob.

Status: Discontinued

Fits 1/8" shaft, with one set screw.

Heavy, Silver. - Stright Knurled

Matrial: Black Anodized Aluminum  with Vertical Pointer.

Dimensions: 0.931 OD x 0.54" high. (33.6 X 13.7 mm)

Applications: Stereos, Amplifiers, Instrumentation. Vintage - Newer Used - Genuine Alco - New Old Stock

 

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ACME Hardware, knob.

For 1/4" flattened shaft.

Black Band 0.74" around it for gripping easily.

Material: Attractive Chromed Aluminum.

Dimensions: 0.62" D x 0.90" high.

Color: Silver.

Note: The orientation of the indicator line is straight up from the center of the 1/4" (D) circle.

Upgrade your Old System with High Quality New Old Stock Knobs.

Package of 4

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iSPY007 - SPY EAR - Ear Secret Sound Amplifier Device.

Almost Sold Out- "The Original Super Ear Spy Lisening Device"

What is this amazing device? This great little gadget is similar to the "disposable hearing aid" you've may have seen advertised on television. It is very small and inconspicuous, yet it can amplify sounds up to 40 or more decibels (that means you will be able to hear some things over 1000 times better!). It is a fun toy for kids, and a useful tool for adults!Just plug in the earphones and turn on the device, adjust the volume to your comfort level, and you are ready to go! You can wear it at your side and amplify all sounds around you, or you can aim the microphone at a source to amplify specific sounds! Batteries not included (Removed).

Description Item # SPM8757405026 Model # SPYEAR

"This device is a powerful secret sound amplifie with built-in high sensitive microphone.

"With this device :
You can listen clearly to people talking secretly.
You can listen to the far away sound of the animals while hunting.
You can spy on people in another room by listening to their conversation.

 

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VSQ0055 - VFH Matching Box, Coaxial Transformer

Transformer, coaxial.

Input 75 Ohm to output 300 Ohm. 

Made in Japan

Quality Constructed Vintage - New Old Stock

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Microphone Windscreens 1-5/8" tall with a 7/16" dia opening and an inside depth 1-1/3" (available in black or brown) Learn More

Audio, RF. Cable: RCA male straight to RCA male, right angle. Length: 8". Learn More

F20DP60-55F-D Speaker.

8 Ohm.

Light weight.

Depth: 2-1/4" maximum (2" max behind panel).

Some may have a 7 foot, 2 conductor cable with a male RCA plug on one end.

Speaker dimensions: 7-1/8" D, overall with frame is 8".

Cross: 1713-3010.

Note: Package of 2.

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PRIMO - EM-47A Audio, Microphone.

From live concert sound to recording a movie, pro-audio microphones are critical to the clarity of the sound. Primo's products are use inside many major brands from vocal mics to shotgun camera mics, our quality is perfect for professional and amateurs alike.

Electric Condenser Microphone Cartridge.

Omni-directional.

Highest quality, very high output into 200Meg Ohm to 500Meg Ohm, using FET AMP with source follower.

Has no internal preamps.

Can withstand very high S.P.L. (sound pressure level over 90db?).

Dimensions: 0.828" (21mm) D x 10.5mm high.

Threaded.

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QUORUM - PD-300 PAAL Sport - Personal Alarm Security, personal.

PAAL Sport 107db personal alarm with door clip and pull pin.

The Sports PAAL is a high quality weatherproof (Waterproof) personal attack alarm, designed to withstand outdoor activities, repels moisture and offers the owner a true sense of protection.

Immediately activated by pulling the special pin/cord or by the included door / window N.O. switch opening up. Deactivate it by replacing the special pin to it's original position.

Battery 9V required, not included.

Approx: 2-3/4" x 2" x 1". Color: yellow.

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WM-034CY Audio, microphone cartridge.

Part Status : Discontinued

Electret Condenser, Omnidirectional 42db +/-3db.

Frequency range: 20Hz to 16kHz.

Impedance: 2.2K Ohm.

Sensitivity: 20Hz ~ 16kHz.

Signal Noise Ratial: 60 dB

Voltage: 4.5VDC, Voltage Range: 4.5 to 10V  

Current: 800uA.

Output type: Analog.

Dimensions: Circular 9.7mm Diameter x 6.7mm thick. (0.382" X 0.264")

Termination: Solder Pads.

Made in Japan

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Line Electric - MD-120VAC-5VA Audio, alarms and buzzers.

Electromechanical buzzer 120VAC, 5VA.

Shock hazard.

Dimensions: 0.9" D x 1.7" long x 1".

Mount: open frame.

Applications: toy train gate warning.

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JENSEN - 25CV4 Transformer, Audio.

Professional Series "Constant Voltage" Transformer specially designed for "constant voltage" distribution system.

Input (Primary): 25 Volt balanced or unbalanced line

Output (Secondary): 8 - Ohm loudspeaker load

Power to Speaker: 4, 2, 1/2, 1/4, 1/8 watts

Frequency Response: +/- 1 dB, 50 - 10,000 Hz

Useful Frequency Response: 30 - 20,000 Hz

Total Harmonic Distortion: 1/2% Max. 100 - 15,000 Hz

efficiency: 80% on 4 watt setting

Nominal Core Size: 5/8" X 5/8"

Overall Dimensions: 2 7/8"Wide, 1 9/16" Heights, 1 3/4" Depth

Mounting Holes 1 3/16" diameter on 2 3/8" centers

Coil/Coil/Core Insulation: 500 volts RMS, 60 Hz

Net Weight: 9 Oz

Vintage Genuine Jensen New Old Stock

Cross: Z3631.

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Filter/resonator. Ceramic resonator 3.58MHz, 30 Ohm. Tolerance: 0.5%. Dimensions: 10mm wide x 5mm deep x 7.5mm high. Package: 2 Pin radial leads. Lead spacing: 5mm. Note: Extended temperature range. Package of 10. From: 500/manuf bag. More info: http://www.ecsxtal.com/store/pdf/ZTAR.pdf Learn More

Edwards Signaling Products - CS1088 - 876-N5 - Audible Alarm.

Security horns, 103dB loud,

120VAC 0.13A 14VA 150-ohm coil.

Case: 4.5" square.

Enclosures sold separately.

Weight: 1.4 lbs.

UPC 093871220332

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Custom Connector. RCA Phono Male to RCA Phono Male.

One straight connector and one Right angle on a white shielded teflon cable.

Length: 12".

Package of 3.

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ASTATIC - T2M-914 Replacement Omnidirectional Audio, Microphone /Speaker.

Speaker / Microphone matches virtually any transmitter.

Micro switch with positive snap action.

Rotable spring clip on back.

Power Requirements: 3 to 12 VDC.  

Quality Electret Cartridge. 

Lightweight Durable Noryl Housing.

Dimensions: Approximately 2" wide x 3" high x 1.3" D.

Complete with 6 wire Neoprene coil cord, extends to 5-1/2 feet. 

Includes hook up instructions. 

Electret microphones are a type of electrostatic capacitor-based microphone which eliminates the need for a polarizing power supply by using a permanently charged material.

Proudly Made in USA

 

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Vintage RCA Panel Mount 2 Way Female Audio Coaxial Connector Socket TV Stereo

Horizontal Panel Mount 2 Way RCA Female Jack Connector Sockets for Various Electronic Connections.

Panel Mount used in various electric appliances, such as TV, Monitor, DVD, computer, speaker, etc.

Phenolic Chassis Mount Strip W/Solder Terminal and ceramic insulator

Overall Length:  1.50" (38.0 mm)

Overall Depth:  .845" (21.5 mm)

Mounted Height: 1.0" (25.5 mm)

Vintage New Old Stock

Note: Ceramic insulator can be removed to repair used equipment.

 

 

 

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FV272/1740 - Audio, Microphone Element.

Element only, miniature.

Dimensions: Approximately .764"X .50" X .36" (19.5 X 12.7 X 9.0 mm)

Strong on higher frequencies.

Researching this element to confirm if it is the Heil HC-5 that is in high in demand by Ham Radio Enthusiasts

Made in Taiwan

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Full Range Speaker, 4 1/2" Square, ALNiCo Magnet

Speakers made with ALNiCo magnets are often raved about as the vintage-certified choice of true tone hounds. The fact that the alloy used to make them is more expensive—thanks to some of the precious metals it includes—than the ferrite used in ceramic magnets also implies a sort of “better than” relationship. ALNiCo speakers are made with magnets containing aluminum, nickel and cobalt. 

Full Range Speakers.

8 Ohm Coil

ALNiCo Magnet

Size: 4 1/2" Square

Mount: 3 1/2"

Vintage - New Old Stock

Cross: 95140679.

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Cable, audio. RCA male to male. Shielded cable. Length: 13". Color. black. Package of 10. Learn More

DM60 Audio. Microphone Cartridge.

400 Ohm coil.

Material: Nylon case.

Dimensions: 0.985" OD x 0.8".

Color: Beige.

Vintage New Old Stock

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Speakers. 4 Ohm, 0.1 watt mylar cone, with a 16 foot power cord, 2 conductor 22AWG and a 1/8" audio plug. size: Overall 1-1/8" D round x 9/16" deep. Learn More

RCA PHONO hi freq PLUG (M) RT ANGLE (SILVER PLATED)13" COAX WIRE Learn More