EXHIBIT ENGINEERS · ZIGONG, CHINA
Sound in a vacuum exhibit — Zichuan — physical overall view in the Zichuan project reference

Sound & waves

Sound in a vacuum exhibit — Zichuan

A bell and other demonstration elements sit beneath a clear dome while visitors compare the effect of removing and returning air.

▶ Watch the film
121 sec · Real operating video

THE PRODUCT IN MOTION

See it work.

The activity illustrates the role of air in carrying sound. Mechanical transmission through the apparatus may remain audible, so the page does not promise perfect silence or a laboratory-grade vacuum.

Video & text guide Related operating video · Different configuration

THE ACTIVITY & MECHANISM

Compare the sound before and after air removal.

Start the demonstration and listen while air is removed from the enclosure. Then return air using the labelled control and compare the sound again. Air carries sound from the vibrating source; reducing it weakens that transmission path. Some vibration can still travel through the supports, so a practical demonstration can remain audible.

  1. 01

    Start the demonstration

    Start the source and listen to its initial sound.

  2. 02

    Use the indicated air-removal control

    Use the indicated air-removal control while observing the source.

  3. 03

    Return air and compare the sound and motion

    Return the air as instructed and compare both sound and visible motion.

REFERENCE & PROJECT SCOPE

Reference specifications.

The photographs show a project configuration. Confirm the complete installation envelope, interfaces and operating instructions for the version to be supplied.

Approx. L × W × H
1,100 × 1,100 × 1,162 mm
Exhibit theme
Sound & waves
Visitor activity
Start the demonstration · Use the indicated air-removal control · Return air and compare the sound and motion
Reference operation
Start the source and listen to its initial sound. Use the indicated air-removal control while observing the source. Return the air as instructed and compare both sound and visible motion.
Power & supply
Electrical supply can be configured for 110/220 V and 50/60 Hz where the selected mechanism requires power. Confirm the connected load and interfaces for this version.
Configuration options
Appearance, interpretation language, controls and installation arrangement by project agreement
Daily operating schedule
8 hours per day
Scheduled maintenance
Every 30 days
Factory dispatch lead time
30–120 calendar days after design approval and receipt of the deposit. Transit time is additional.
Minimum custom order
One exhibit

Project drawing reference for the circular cabinet and upper transparent enclosure, including the base. Values are approximate project-planning references until the final supplied configuration is agreed.

Reference configuration notes
Reference configuration
Zichuan project reference
Media shown
Real product photographs and separately labelled project drawing or size planning note
Project drawing L × W × H
1100 × 1100 × 1162 mm · circular console Ø1100 including its upper dome.
Drawing status
Project reference, not an as-built measurement. Confirm the photographed configuration before specifying.
Customisation, installation & support
01Configuration
Use the photographed version and its controls as the starting point for the technical review.
02Installation
Confirm overall dimensions, service access and the route into the gallery. Building supports and visitor circulation are additional.
03Operation
Review the supplied operating instructions, visitor access and maintenance requirements.
See the design-to-delivery process

BEFORE AN ENQUIRY

Questions & support.

24 months of complimentary spare-parts support, remote technical guidance and long-term after-sales support. Exhibit Engineers pays the shipping cost of complimentary spare parts during the 24-month support period.

Explore the support
Delivery, installation & after-sales terms
Payment
A 50% deposit is payable after the contract is signed. The remaining balance is paid after acceptance and before dispatch, so full payment is received before dispatch. Payment methods are agreed in the contract.
Packaging & transport
Metal shipping cases or multilayer wood-panel shipping cases. Transport arrangements and costs are agreed to suit the project.
Materials & painted finish
Common material options include Q235 steel, stainless steel, aluminium alloy, PVC, acrylic, engineering plastics. The combination is selected for each configuration. Marine anti-corrosion paint with a piano-gloss automotive paint finish. Applied to painted parts.
Typical power · powered versions
Standard products: 100–500 W; oversized installations: 1,000–5,000 W. Typical ranges for powered versions. Confirm the selected model and final connected load.
Product maintenance
Use the supplied-version inspection and cleaning instructions. Check controls, fasteners and protective enclosures before operation; scheduled maintenance is every 30 days.
Installation & training
Complimentary training is available on site or remotely, according to project needs. If installation or on-site after-sales service is not included in the product price, the customer pays the actual travel expenses incurred, unless the contract provides otherwise.
Factory acceptance & handover
Mid-production and pre-dispatch checks are provided. Factory acceptance can take place in person at the factory or through acceptance videos. Installation and operating videos, written installation and operating instructions, drawings and a spare-parts list are provided.
Complimentary parts
24 months of complimentary spare-parts support, starting when the exhibit is handed over for use. Covers faults not caused by the user. User-caused or deliberate damage is excluded. Exhibit Engineers pays the shipping cost of complimentary spare parts during the 24-month support period.
Warranty & repair labour
The whole-exhibit warranty period and repair labour scope and charges are agreed in the contract.
Can we discuss a prototype or sample for a custom version?

Yes. Prototype testing and sample fabrication are available for custom projects. Discuss which functions or features you need to review for your version. The scope, cost and schedule are agreed for the project.

How prototype testing & samples work
Does the media show a physical installation?

Yes. The gallery and video use company-provided photographs and recordings. Project drawings are identified separately.

Can this configuration be adapted to our venue?

Share the intended audience, room plan and the aspects of this reference you want to retain. The final scope and technical interfaces are agreed for your project.

FROM CONCEPT TO TURNKEY DELIVERY

Start with a reference. Shape your version.

Share the exhibit name, intended users and a plan or description of your setting. We can work through the experience and practical scope.

START WITH YOUR IDEA

Tell us about your project.

Start with what you have: an idea, a sketch, a reference video or a procurement brief.

Review your message before opening WhatsApp. You can attach drawings or reference videos there.

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