Speaker

PROJECTS UNLIMITED PUI - AT-121 - Audio, Miniature Piezo Audio Transducer.

PUI Audio, a Projects Unlimited Company, is a leading developer, manufacturer and supplier of quality audio devices and components including indicators, transducers, speakers, microphones and sirens.

Piezo Ceramic Audio Tranducer, 5kHz, 3-28Vp-p 8mA @ 12VDC 85dBA @ 12vp-p.

Resonant Frequency: 4500 HZ +/-500 Hz.

Operating Voltage: 3 - 28 Vp-p

Rated Current: 13 mA

Capacitance: 17,000 pF =/-30% 

Current Consumption at 12VDC (Typical): 8 mA

Sound Pressure Level (dBA) at 1" or 30cm:  95 at 12Vp-p.

Temperature Range: Operating -30 C to 85 C, Storage -40 C to 95C

Case: Enclosed 24mm Diameter, 34mm with feet. (3) 45mm-wire leads.

Note: Wire Lenghts are 45mm not  120 as listed on print.

Mount: Flange Mounting (See Attached Diagram)

Wire: 32 AWG Stranded

Wire Color Code: Red Positive (+), Black Negative (-), Blue (Feedback Connection)

Weight: 7.4 grams (0.106) oz

Case Material: ABS. Black

Package of 10.

Alternate: Mouser 490-CPE-121, CPE-121

Made in Taiwan

 

 

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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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Speakers. 8 Ohm 13 watt, heavy magnet, mounted on metal plate with (2) 1/2" mounting hole/slots, with vibration stopping grommets 0.37" ID. SizeL 6" x 2" (150 x 50mm). Overall 8.5" x 2" deep. Cross: KDF-E42A10 Learn More

RCA - RADIX GROUP INT'L - 1468150-7 - Speaker.

Full Range Dual Cone Speakers.

16 Ohm

6oz magnet whizzer cone.

Size: 5" x 7".

Made in Japan

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Delsco - BOSE - Speaker Grill Cover.

Removeable Bose Emblem.

Protects high-end speakers.

Deluxe Carpet Covered.

Overall Dimension: 5.50" Square X 0.550" Height.

Four Mounting hole 4.250" Apart

Automotive, Marine or Home

Durable - Extra Nice Grill! 

1960 - 1970'2s Vintage - Excellent Condiction - New Old Stock

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MS-177 - Full Range Speaker, Enclosed.

8 Ohm 5 watt 4",

Enclosed, with an attached 18' cord to a 1/8" (3.5mm) Male Mono Jack Plug.

Surface Mounting with Adjustable Tilt Bracket.

Size: 4-1/3" sq x 3" deep.

New Old Stock

Made in Taiwan

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