Κύματα - Ταλαντώσεις

Doppler Sphere

109,90 136,28 with vat

Doppler Sphere

Doppler ball is a 90mm plastic ball with a PP3 battery powered tone generator and speaker inside. The ball can be safely whirled round in a large horizontal circle to demonstrate the Doppler Effect. Good output volume and variable pitch provide all that is required for a dramatic demonstration of the Doppler shift associated with […]

Learn More

109,90 136,28 with vat

  • Availability: in stock
650360
Longitudinal Waves Apparatus

99,90 123,88 with vat

Longitudinal Waves Apparatus

Great for demonstrating difficult-to-explain resonant waves, such as propagation, reflection, and interference. Two cast metal supports, 15-1/4&quot tall x 9-1/2&quot deep, are extended by connector rods making a frame. A white cotton cloth backing is stretched between the frames to make the demonstration visible. A 3&quot diameter spring stretches between the frame ends that can […]

Learn More

99,90 123,88 with vat

  • Availability: in stock
601811
Stationary wave Apparatus

204,90 254,08 with vat

Stationary wave Apparatus

Completely self-contained and ready to use at a moment’s notice with minimal setting-up required. Just connect a laboratory signal generator (not included) to the 4mm sockets of the integral vibration transducer, adjust the tension in the string to the required value by sliding the spring balance assembly and away you go. As the frequency of […]

Learn More

204,90 254,08 with vat

  • Availability: in stock
650530
Tuning Fork, 512Hz

12,90 16,00 with vat

Tuning Fork, 512Hz

This unit is designed to demonstrate the resonance of sound. It includes a pair of chromium-plated carbon steel tuning forks of 512Hz mounted on wooden resonance boxes. Includes a rubber hammer.

Learn More

12,90 16,00 with vat

  • Availability: in stock
620200
Tunning Forks (set of 8)

49,90 61,88 with vat

Tunning Forks (set of 8)

Plain shanks, chrome plated/Blued. Best quality steel. Set of 8 in a wooden case. Frequency Hz. Note A 256 C B 288 D C 320 E E 384 G F 426 A G 480 B H 512 C

Learn More

49,90 61,88 with vat

  • Availability: in stock
685001
Gauge Sound Analog

90,00 111,60 with vat

90,00 111,60 with vat

  • Availability: in stock
685003
Manual Pump, with manometer

27,90 34,60 with vat

Manual Pump, with manometer , ,

This pump attains and holds a vacuum of 50mmHg with just a few squeezes of the handle. Comes equipped with a gauge to monitor vacuum in both mmHg and MPa. Has a pumping rate of 15 ml per stroke. Weight: 138gr

Learn More

27,90 34,60 with vat

  • Availability: in stock
601192
Base mount – Holder for Vacuum Pump

49,90 61,88 with vat

Base mount – Holder for Vacuum Pump ,

Base mount – Holder for Vacuum Pump Metal Base for Jar Bell Can be used with Jar bell and Vacuum Pump

Learn More

49,90 61,88 with vat

  • Availability: in stock
621123
DDS Function Signal Generator 220V

199,00 246,76 with vat

DDS Function Signal Generator 220V ,

DDS Function Signal Generator 220V This series uses the latest Direct Digital Synthesis (DDS) technology to generate stable, high resolution output frequency. The DDS technology solves several problems encountered in traditional function generators.   Main Features: Performance: High Resolution using DDS technology High Frequency Accuracy: ±20ppm Low Distortion: <0.6% High Resolution: 100mHz Features: Digital user […]

Learn More

199,00 246,76 with vat

  • Availability: in stock
510509
Ripple Tank & KIT

190,00 235,60 with vat

Ripple Tank & KIT

(Ελληνικά) Η Δεξαμενή Κυματισμού παρέχει όλα όσα χρειάζονται για να κάνετε έρευνες και πειράματα πάνω στα κύματα.

Learn More

190,00 235,60 with vat

  • Availability: in stock
601871
Spring Slinky & Spiral Spring

32,26 40,00 with vat

Spring Slinky & Spiral Spring ,

The &apos Wave Demonstration Spring Set&apos is a pair of special springs used for teaching wave motion. he large spring (75x110mm DxL) is known as the &apos Lazy Dazy&apos or &apos Slinky&apos spring and it stretches out to about 10m long. t is used for demonstration of transverse wave motion, standing waves and so on. […]

Learn More

32,26 40,00 with vat

  • Availability: in stock
600660
Spiral Spring 4N

3,50 4,34 with vat

Spiral Spring 4N , ,

(Ελληνικά) 90mm μήκος, 20mm διάμετρος

Learn More

3,50 4,34 with vat

  • Availability: in stock
623703
Slinky Spring

16,13 20,00 with vat

Slinky Spring , ,

(Ελληνικά) Διάμετρος 75mm,  μήκος 11 cm (συσπειρωμένο)

Learn More

16,13 20,00 with vat

  • Availability: in stock
600661
Springy

8,90 11,04 with vat

Springy ,

(Ελληνικά) Το Ελατήριο Springy είναι η δημοφιλής και εξαιρετική έκδοση του Tobar ενός κλασικού παιχνιδιού, που εφευρέθηκε για πρώτη φορά στη δεκαετία του 1940.

Learn More

8,90 11,04 with vat

  • Availability: in stock
601678
Spiral Spring 5N

3,90 4,84 with vat

Spiral Spring 5N , ,

(Ελληνικά) με δείκτη και γάντζο, 155mm μήκος, 19mm διάμετρος

Learn More

3,90 4,84 with vat

  • Availability: in stock
623702
Tuning Fork, Resonance, 440Hz (2 pcs)

29,90 37,08 with vat

Tuning Fork, Resonance, 440Hz (2 pcs)

2pcs in set having the same frequency approx. 440Hz. Used in Middle School for performing sound resonance, interference.

Learn More

29,90 37,08 with vat

  • Availability: in stock
620206
Frequency Wave Demonstrator

199,90 247,88 with vat

Frequency Wave Demonstrator

(Ελληνικά) Ηλεκτρομηχανικός Ταλαντωτής (Στάσιμα Κύματα, Δίσκος Chladni)
Γεννήτρια συχνοτήτων με ρύθμιση έντασης και ρύθμιση συχνότητας

Learn More

199,90 247,88 with vat

  • Availability: in stock
605062
Sound Level Meter

99,00 122,76 with vat

Sound Level Meter

Sound Level Meter Standard : IEC651 type 2, ANSI 1.4 type 2 Function : Sound level Measuring range : L : 35~100dB H : 80~130dB Detection characteristics : Fast/Slow Resolution : 0.1dB Accuracy : 1dB Display : LCD

Learn More

99,00 122,76 with vat

  • Availability: in stock
630128
Bell Jar 180*250mm

19,90 24,68 with vat

Bell Jar 180*250mm ,

This Bell Jar usually used in combination with an electric bell, a metal base and a pump to demonstrate that non- transmission of sound in a vacuum. Bell jar dimensions: 250mm height, 180mm diameter It does not include any base or electric bell

Learn More

19,90 24,68 with vat

  • Availability: in stock
621200
Bell (Vacuum) Jar with stand base and with Electric Bell ,

This apparatus usually used in combination with a pump to demonstrate that non- transmission of sound in a vacuum. The apparatus content the metal base, the bell jar, and the bell. Bell jar dimensions: 250mm height, 180mm diameter

Learn More

89,90 111,48 with vat

  • Availability: in stock
620201
Small Pond Tray, White

4,035,45

4,035,45

  • Availability: in stock
Resonance Tube Apparatus

79,90 99,08 with vat

Resonance Tube Apparatus

Used to measure the velocity of sound in air. The resonance tube consists of a water reservoir, and glass resonance tube marked in increments of 1 mm, a support stand and two clamps to hold the tube in position.

Learn More

79,90 99,08 with vat

  • Availability: in stock
601806
Slinky Seismometer System

69,00 85,56 with vat

Slinky Seismometer System

Designed in association with the British Geological Survey, our slinky seismometer provides an elegant, low-cost solution to earthquake detection. The seismometer uses electromagnetic induction to detect ground motion and incorporates eddy current damping for improved sensing. Supplied in kit form, the seismometer is quick and easy to assemble. Connections are made via a twin core […]

Learn More

69,00 85,56 with vat

  • Availability: in stock
890067
Spring Kit

32,18 39,90 with vat

Spring Kit ,

Spring Kit Pack of 200 assorted tension and compression springs

Learn More

32,18 39,90 with vat

  • Availability: in stock
690027
Spiral Spring (SET)

14,90 18,48 with vat

Spiral Spring (SET) , ,

Set of spiral springs of the same length but different diameters and K. for Hooke’s law and oscillations Range: 1N,4N,9N,15N,20N

Learn More

14,90 18,48 with vat

  • Availability: in stock
620110
EXTENSION SPRINGS

4,03 5,00 with vat

EXTENSION SPRINGS , ,

EXTENSION SPRINGS General purpose springs with similar characteristics. Ideal for stretching beyond their elastic.

Learn More

4,03 5,00 with vat

  • Availability: in stock
664429
Investigating Vibration & Resonant Vibration

Consists of a base, millimetre scale with mirror sticker, mounting rod, 2 springs and weight. The unit as supplied is sufficient for a variety of experiments concerning resonant vibration and harmonic motion.

Learn More

35,90 44,52 with vat

  • Availability: in stock
620143
Wave Motion Apparatus

149,90 185,88 with vat

Wave Motion Apparatus

For demonstrating the movement of progressive transverse waves. The Wave Motion Machine is a high quality instrument designed to demonstrate the fundamentals of transverse and longitudinal wave motion. A scale placed behind the handle divides the rotary motion into degrees of rotational angle so that the relationship or ‘phase’  between the rotary and the vertical […]

Learn More

149,90 185,88 with vat

  • Availability: in stock
650001
Tuning Fork Demonstration with Laser

99,00 122,76 with vat

Tuning Fork Demonstration with Laser

Usage: Through the optical lever amplification effect, can easily make Vibration of a tuning fork Dynamic phenomenon. Specifications: Base: iron (material) with size 330x320x30 mm Tuning Fork: 256Hz, with 2cm diameter reflector, with resonance box and hammer Projection whiteboard: 325 x300 x 5 mm 2x Metal Stands on which the laser light source and the […]

Learn More

99,00 122,76 with vat

  • Availability: in stock
602002
Kundt Tube (Stationary Wave Experiment)

99,00 122,76 with vat

Kundt Tube (Stationary Wave Experiment)

Kundt’s tube is an experimental acoustical apparatus invented in 1866 by German physicist August Kundt for the measurement of the speed of sound in a gas or a solid rod. It is used today only for demonstrating standing waves and acoustical forces. At one end of the tube is a source of sound at a […]

Learn More

99,00 122,76 with vat

  • Availability: in stock
620603
Talking Tubes (Starter SET)

19,90 24,68 with vat

Talking Tubes (Starter SET) ,

Learn to soften your tone, modulate your voice and be an active listener! Make some long distance calls indoors and outdoors! Set includes: 2 handsets and 3 metres of strong yellow, hollow flexible tubing. Handsets Ideal for developing communication skills, talking tubes keep youngsters occupied with listening to each other from afar. Simply plug into […]

Learn More

19,90 24,68 with vat

  • Availability: in stock
673952
Doppler Effect Unit

60,78 75,37 with vat

Doppler Effect Unit

With this Doppler Effect Unit, use with a microphone and sound-editing software to investigate the Doppler effect. Motor needs a 6V DC supply, sound source needs 2 AA batteries.

Learn More

60,78 75,37 with vat

  • Availability: in stock
890222
Sake Table

166,00 205,84 with vat

Sake Table

The Sake Table can be used for modelling the effects on structures of earthquakes at different vibration frequencies. The metal table rests on a robust base, and can be made to move at a range of frequencies (approximately 1 to 15 Hz) using a magnet and coil arrangement. Needs 6 V dc regulated and smoothed […]

Learn More

166,00 205,84 with vat

  • Availability: in stock
890174
Tuning Fork (2pcs) 470Hz & 250Hz

7,90 9,80 with vat

7,90 9,80 with vat

  • Availability: in stock
637880
Oscilloscope, DC-20MHZ

320,00 396,80 with vat

Oscilloscope, DC-20MHZ , , ,

1. Bandwidth: DC-20MHz 2. Rise time: 17.5ns 3. Input impedance: 1MΩ±5% 4. Input coupling: AC,GND, DC 5. Vertical mode: CH1, CH2, DUAL (ALT/CHOP), ADD, CH2 INV 6. Sweep rate: 0.2μs ~ 0.5s/div±3% 7. Trigger mode: NORM, AUTO (TV-H), TV-V, LEVE LOCK 8. Trigger source: INT(CH1, CH2, VERT), EXT LINE

Learn More

320,00 396,80 with vat

  • Availability: in stock
630104

Register