Used in paging, warning signals, metal detectorsand alarm clocks. Miniature magnetic transducersrequire external signal source to produce sound.

MINI TONE TRANSDUCERS

RDI # DMT-1206. 48 Ohm audio tone transducer. 0.47" dia. x 0.34" high. PC pins on 0.25" centers.CAT# PE-52 3 for $1.00100 for 25¢ each • 1000 for 20¢ each

Intervox #BRT1209L-03. 16 Ohm.12mm diameter x 8.5mm high. 3.6Vdc (1.5 – 5Vdc), 70mA max current. 90 db @ 10 cm. 2048Hz. Two 3.5” leads.CAT# PE-58 3 for $1.00100 for 25¢ each • 1000 for 20¢ eachAVX/Kyocera # PCRT21BGXBlack plastic front,vented metal back. Solder loop terminals. 0.82” dia. x 0.15”CAT # PE-38 3 for $1.00100 for $25.00 • 1000 for $125.00

PIEZO ELEMENTS12MM DIAMETER1" leads. CAT# PE-60 $1.00 each • 10 for 90¢ each

ELECTRO-MAGNETIC BEEPERS

14MM PIEZO WAFERPart# 64PE140660. 14mm diameter. Frequency: 6600 ± 500. No leads.CAT# PE-62 2 for $1.00 • 10 for 45¢ ea.

8-15 VDC BEEPER, PC MOUNTMG Electronics #SBT-1212S. 8-15Vdc minibeeper. Emits high-pitched continuous tone when energized. Max current 30mA @ 12Vdc.85db/10cm. 2300 ± 300Hz. 12mm diameter x9.5mm. 6mm high PC pins with 7mm spacing.CAT# SBZ-420 85¢ each10 for 70¢ each • 100 for 65¢ each

4-7 VDC BEEPER Chinasound # CEB12A-05BP. 5Vdc, 30mA, 2.3KHz, 85dB electro-magnetic buzzer. 12mm dia. x 10mm high. Wire/PC leads, bent 90º. 4 - 7Vdc operating range. CAT# SBZ-493 85¢ each10 for 70¢ each • 100 for 65¢ each

35MM PIEZO ELEMENT2" pigtail leads. Note: the wire is quite small gauge AWG 26-28, and has a tendency to break at the solder joint.It is fairly easy to solder a new, larger piece of wire to the spot.CAT# PE-63 2 for $1.00 3 for $1.00100 for 25¢ each • 1000 for 20¢ each

MG Electronics# SBT-1612. 6-18 Vdc mini-tone transducer. Max current 40mA @ 12Vdc. 85db/10cm. 2048Hz. 115Ω ± 12Ω coil resistance. 200Ω coil impedance. 16mm diameter x 14mm.7.5mm high PC pins with 6mm spacing. CAT# PE-419 2 for $1.00100 for 40¢ each

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ENCASED PIEZO ELEMENTSPlastic encased piezo elements are more resonant

and louder than non encased piezo elements. They require external signal to produce sound.

0.89” DIAMETER X 0.13”Matsushita #WM-71A111M1” wire leads. CAT# PE-5475¢ each • 100 for 50¢ each

16.5MM DIA. X 4MMEast Electronics# TFM-23. 80dB 4kHz. 4" pigtail leads. CAT# PE-59 75¢ each

0.86" DIA. X 0.1" Plastic housing with a ring of self-adhesive neoprene padding on the front face. 1.25" long leads. CAT# PE-49 50¢ each • 10 for 35¢ each

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REMOTE CONTROLS1-CHANNEL Keychain RF remote controls for 12Vdc applications but can be adapted for home use with the addition of a 12Vdc relay. Black-box receiver is 2.5” x 1.8” x 0.9”. Includes two keychain transmitters with batteries(VR22/CN22/CN23A) and hook-up diagram.6 Amp CAT# RC-10 $18.75 each15 Amp CAT# RC-11 $21.75 each

4-CHANNEL Each channel operates 12Vdc 6A max. load and can be used in either “Latch” or “Momentary” modes. 4-output receiver is 3.25” x 2.57” x 1.22”. Key fob transmitter includes 12Vdc (27A) battery.CAT# RC-14 $39.95 eachUNIVERSAL 4-DEVICE REMOTE DCD14205. 5.5 x 1.7 x 0.5”.Works with most TV's and home theater components. Controls up to four devices, with dedicated backlit buttons for TV, CBL (SAT), DVD (VCR) & AUX, plus volume, channel, play, pause, fast forward, etcetera, all the standard stuff. Includes set-up instructions and code list. Requires two AAA batteries (not included).CAT# REM-41 $6.95 each

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22MM DIA. X 8MM PLASTIC CASEMurata #PKM22EPP-40. PC pins on 10mm centers. 4KHz. CAT# PE-5750¢ each 3 for $1.00

100 for 25¢ each • 1000 for 20¢ each

DBX-01PN. 0.47" dia. x 0.36" high. 16Ω impedance. Requires external signal to produce a tone. PC pins on 0.25" spacers. 80 dB @ 10 cm. 2040 Hz. Operating voltage: 1.5V. Current rating: 30 mA.CAT# PE-61 3 for $1.00100 for 25¢ each • 1000 for 20¢ each

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DIGITAL TEMPERATURE SENSORDS18B20 1-Wire digital temperature sensor. Reports degrees C with 9 to 12-bit precision, -55C to 125C (+/-0.5C). Each sensor has a unique 64-Bit Serial number etched into it - allowsfor a huge number of sensors to be used on onedata bus. A wonderful part that is the corner stoneof many data-logging and temperature control projects. TO-92 package.CAT# DS18B20 $1.50 each

TEMPERATURE SENSORNational Semi # LM34DZ Precision Fahrenheit sensor. Voltage is linearly proportional to the temperature. Operates on 5-30Vdc TO-92 package.CAT# LM34DZ $3.30 each

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IR RECEIVER MODULESimple IR receiver module used to read infrared light value. Can be used to communicate with our IR transmitter module (CAT# SE-28). Detection angle 60º. Can receive transmissions from a distance of 8 meters. Operating voltage 5Vdc. 25mm x 15mm.CAT# ST-1089 $2.40 each

VISIT OUR ON-LINE STORE WWW.ALLELECTRONICS.COM92

ULTRASONIC DISTANCE SENSOR The HC-SR04 Ultrasonic Sensor is an affordableproximity/distance sensor that can be used for ob-ject avoidance in various applications from robot-ics to car parking. The module has integralultrasonic transmitters, receiver and control circuitand is for use in conjunction with Arduino boards.45 x 27 x 17mm. Working Voltage: DC 5VOutput : 5VStatic Current: 2mADetection Distance : 20 ~ 4500mmResolution: >2mmCAT# UST-4 $4.50 each

WIRELESS MOTION SENSOR ALERTCBA # RC-135Q Infra-red motion detector senses motion and body heat and transmits to a receiver up to 390' away. No hardwiring necessary. Receiver has a flashinglight as well as a variety of alert tones that can beadjusted for loudness. Sensor operates on 3 AAAbatteries and Receiver on 3 C batteries. Batteriesnot included. Receiver can also run from 6Vdc500mA adapter w/ 2.1mm coax plug, not included.CAT# WMA-1 $24.95 each

FLOAT SWITCH WITH INTEGRATEDTHERMISTORGems Sensors 222727 Horizontal liquid level float switch. For sensing rising or falling liquid levels (normally open or normally closed). Hermetically sealed magnet and reedswitch for accurate, reliable long-life operation. In-tegrated 10K ohm NTC thermistor allows monitor-ing of liquid temperature as well. Threaded 13/16"male Nylon stem. Polypropylene float, 2.4" longfrom hinge to end. Four 10" leads, two for switch(red) and two for thermistor (green).CAT# FLW-1 $3.50 ea. • 10 for $3.00 ea.

THERMISTORS

10K OHM NTC THERMISTOR 5mm epoxy coated disc. 500mW max power rating. -20 to 125C operating temperature. CAT# TNR-103 65¢ each 10 for 55¢ each • 100 for 40¢ each

10K NTC TEMPERATURE SENSOR Gold-plated 3mm dia. x 14.5mm long probe compresses, with spring-return, into a 4.2mm diameter x 9mm long collar. Removed from new equipment in excellent condition. CAT# THM-43 $1.00 each

NTC – Negative Temperature Coefficient. Resistance drops as temperature increases.

PTC THERMISTOR, 80 OHMMurata # PTH9M0480222TS2333. 80 Ohms at room temperature. 6.5 x 5.5 x 2.7mm body. Ring terminal for mounting.CAT# TNR-80 $1.50 each

INRUSH CURRENT SUPPRESSOR, 3.9 OHM Murata # NTPAD3R9LDNB0. 3.9 Ohm NTC thermistor. Current rating: 3.3A. Voltage: 264V.CAT# TNR-3.9 65¢ ea. • 150 for 40¢ ea.

CLEAR SELF-ADHESIVEBUMPERS / FEETSelf-adhesive polyurethane bumpers apply quicklyand easily wherever protection is needed against scratches, slippage or noise.

0.8” diameter x 0.4” high clear feet with 0.35” dia. recessed center. Sold in sheets of 24 pcs. CAT# RF-32 1 sheet (24 pcs) for $4.50 per sheet12 sheets (288 pcs) for $3.80 per sheet

Solid cylindrical clear bumper, 0.4” dia. x 0.25” high. Sold in sheets of 50 pcs.CAT# RF-331 sheet (50 pcs) $3.50 per sheet10 sheets (500 pcs) $2.65 per sheet

1.46” DIA. RUBBER FEETHard rubber equipment foot. Countersunk, metal reinforced hole for #8 screw. Black. 1.46” diameter x 0.59” high CAT# RF-615 4 for $1.80 • 100 for $30.001.46” diameter x 0.41” highCAT# RF-605 4 for $1.70 • 100 for $28.00

RUBBER BUMPERS / FEET

1/2" BLACK RUBBER FEET, 4 PIECESShank presses or glues into 3/8" diameter hole.CAT# RF-54 4 for 50¢

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