Piezo Sounder

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

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

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.

Waterproof

Approximate Dimensions: 2.75" x 2" x 1" (14.22mm X 11.69mm X 4.32mm).

Weight: 226.8 Grams

Color: Yellow.

Note: Without Battery

ECS INC - ZTA-3.58MG - Filter/Resonator.

Ceramic Resonator 3.58MHz,

Impedance: 30 Ohm. Tolerance: 0.5%.

Supply Voltage: 100V

Dimensions: 10mm wide x 5mm deep x 7.5mm High.

Package: 2 Pin Radial Leads.

Lead Spacing: 5mm.

Note: Extended Temperature Range.

Additional Information: https://ecsxtal.com/store/pdf/ZTAR.pdf

Package of 10.

Murata Erie - CBS1000J - Audio.

Pizeoelectric ceramic resonator: 1MHz.

Leaded, 6X5, CMOS, W/ Cap, 0.5%,

Tolerance: -20+80, 

Package: 2 Pin. Bulk

Mount: PCB

PROJECTS UNLIMITED - AB2040S  Audio, PZT.

Piezo Ceramic bender.

Resonant frequency: 4000 +/- 500 Hz.

Input voltage: 30 Vp-p.

Resonant impedance: 350 Ohm.

Capacitance: 25,000 +/- 30% pF,

Direct CMAS or TTL drive, no feedback electrode.

Dimensions: 20mm D x 0.2mm thick.

Specification sheet available upon request.

Package of 100.