SKU: 21754028585

Ripple Tank Economy Model

Sale price$225.00 Regular price$250.00
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  • USA
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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8

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Description

Ripple Tank Economy ModelRipple Tank Economy Model: The Ripple Tank Economy Model is a comprehensive wave demonstration system built around a transparent acrylic plastic tank supported in a sturdy plastic frame with recesses for four adjustable levelling feet. Tank edges are shaped to minimise unwanted reflections, ensuring clean, readable wave patterns. Two light alloy uprights carry a horizontal rippler support rod, adjustable for height. The ripple assembly is elastically

Ripple Tank Economy Model:

The Ripple Tank Economy Model is a comprehensive wave demonstration system built around a transparent acrylic plastic tank supported in a sturdy plastic frame with recesses for four adjustable levelling feet. Tank edges are shaped to minimise unwanted reflections, ensuring clean, readable wave patterns.

Two light alloy uprights carry a horizontal rippler support rod, adjustable for height. The ripple assembly is elastically suspended from this rod and consists of a 4–6V DC motor on a wooden beam. An eccentric weight on the motor shaft causes the beam to oscillate, generating surface waves. Two plastic spheres on right-angle rods serve as two-point sources.

A metal rod is fixed centrally into one short side of the frame to support the illuminant. The 12V, 24W lamp is housed in a lamp house with a long supporting rod suitable for attachment to a retort stand, projecting wave patterns for classroom visibility.

Key features

  • Transparent acrylic plastic tank — clear wave pattern visibility
  • Sturdy plastic frame with four levelling feet for precise horizontal alignment
  • Tank edges shaped to minimise undesired reflections
  • Drain hole with rubber stopper for easy emptying
  • Two light alloy uprights with a height-adjustable rippler support rod
  • Elastically suspended ripple assembly — 4–6V DC motor on wooden beam
  • Eccentric weight produces consistent oscillation for reproducible waves
  • Two plastic sphere point sources on right-angle rods
  • 12V, 24W illuminant for projection-quality wave visualisation
  • Complete accessory set for interference, diffraction, reflection & refraction experiments
  • Supplied with instructions
  • Note: This model is supplied without a power supply. A 4–6V DC source is required for the motor and a 12V supply for the illuminant. Power supplies are available separately.

Included accessories

Two straight aluminium alloy obstacles — 130mm each
One straight obstacle — 40mm
One curved reflector — radius 200mm
One trapezoidal plastic refraction plate
One wood hand wave roller
One water dropper
One packet of rubber bands
One foam plastic sponge
12V, 24W illuminant with lamp house & long support rod

Specifications

SKU SE.MS0350-01
Tank material Transparent acrylic plastic
Frame material Sturdy plastic
Overall tank size 580 × 500 × 80mm
Window area 370 × 280mm
Height above bench (with legs) Approx. 375mm
Legs Four, with levelling feet
Uprights Two light alloy
Motor voltage 4–6V DC
Motor mounting Elastic suspension on wooden beam
Point sources Two plastic spheres on right-angle rods
Illuminant 12V, 24W lamp in lamp house
Illuminant mounting Long rod, attaches to retort stand
Drain Rubber stopper plug
Power supply Not included (required separately)
Instructions Included
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 21754028585

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4.2 ★★★★★
Based on 21 reviews
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Verified Purchase
Jenn
Charlottesville, US
★★★★★ 5
Beautiful purse!
Size: Large, Color: 1-pink, Size: Large, Color: 1-pink
This bag is so beautiful! I absolutely adore the color. It has some decent weight and structure to it but not too heavy. I really really love it!!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
L
Verified Purchase
Lwaxana
Carnegie, US
★★★★★ 3
Won't open wide enough.
Size: Large, Color: 1-beige
The purse looks very good. However it only opens 4". It is very difficult to quickly find items when trying to make s purchase. Especially when there is a long line.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
S
Verified Purchase
susan c
Omaha, US
★★★★★ 5
Bag is gorgeous! Rich shades of color!
Color: 1-shell Plus Brown, Color: 1-shell Plus Brown
I was expecting to return because of some of the feedback. Some said it is cheaply made, no lining, small, stiff. It is larger than I expected which is perfect for me and not that stiff, more sturdy and durable is what I call it. The shading on this one is like a mauve on the outside and towards the middle is brown and in the very middle, a dark olive green. The lining is really nice espresso brown with 2 smaller pockets, one large middle zipper and one zip pocket on rear wall. I haven't removed the plastic off the handles yet and off the hanging gold circle. Comes with the long strap for crossbody so exceeded every expectation for me. I feel that once it is filled and breaks in a little, it will look richer and richer. This was worth every penny for me and probably going to be my favorite every day bag!
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Reviewed in the United States on January 15, 2025
K
Verified Purchase
Kindle Customer
Phoenix, US
★★★★★ 5
The combination of colors
Color: 1-color Blue Blue
Cute, well made and attractive
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026
S
Verified Purchase
scarlett rose
West Palm Beach, US
★★★★★ 5
super deal !!
Color: 1-colorful Blue
i got this purse on a special deal pricing for 19.99 & wow what a steal...........its a well made purse........vibrant color....its more a matte finish instead of shiny.........and if ur familiar with brahman this would be the small duxbury style...........im so glad it was the smaller one because the large duxbury is just awkwardly too big for petite gals like me lol.............very happy with my purchase & so glad i found this company............im an avid brahman fan as well & when i saw styles that brahman discontinued & now this company has them i was very happy :) these are excellent dupes but keep in mind they are dupes & price range is super so lining may be a bit thinner but not a deal breaker for me - lining was fine enough to hold up & instead of leather they use vegan leather - but dont be scared lol the vegan leather they use is very heavy duty & will hold up............im not a fan of vegan leather but i made an exception for this company............please keep making this style as well as the other styles u have - im a super fan !!! (ps- the small duxbury is still in use by brahman - its not discontinued - others styles on this companies websites are discontinued by brahman - so if u dont want to pay over 200.00 then this is an excellent option )
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Reviewed in the United States on December 11, 2024

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