Electrical/Electronic
regulated power supply
It is an electronic device that can provide a stable DC voltage, and the output voltage can be maintained at a predetermined value regardless of changes in the input voltage or load current. It is widely used in equipment requiring stable voltage. It is usually composed of an ordinary power supply and a voltage regulation device, and its output voltage is not affected by changes in AC input voltage or load current. Compared with non-regulated power supplies, regulated power supplies can provide a more stable voltage, reducing output voltage changes caused by input voltage fluctuations or load changes, thereby protecting sensitive electronic components from damage.
Fairchild Channel F System II
It is a home video game console launched by ZirconInternational in 1979. It is a redesign of the original Fairchild ChannelF. The main change is the design, the controller can be removed from the main unit, rather than directly connected to the main unit; the controller storage location has been moved to the rear of the main unit, and the sound is now mixed into the RF TV signal, so the main unit no longer needs built-in speakers. Despite improvements in design and technology, it faced challenges in competing with AtariVCS and was eventually discontinued after the collapse of the video game market.
Panasonic RC 6088 AM Radio
It is a broadcast receiver produced in 1999. It is manufactured by Panasonic Corporation of Japan. It is a radio with clock function. It adopts analog tuning method and can receive MW/FM band. With a dual alarm system, users can set two different alarm times, and can choose the radio or buzzer as the alarm tone. With sleep timer, snooze function, and the function of maintaining memory through 9V battery in case of power failure. Equipped with 80mm speakers, the size is 231 × 60 × 153mm, and the weight is about 0.65kg. The overall appearance of plastic material.
Factory emergency telephone
In the 1970 s, the signal equipment manufacturing plant in Katowice, Poland, produced a special emergency telephone, which was part of the factory equipment and used for emergency communication in industrial facilities. Originally designed for miners, it is suitable for rooms in methane mines and high risk of explosion. The cast iron structure is very strong, can resist mechanical damage, and is suitable for use in harsh industrial environments. Designed with durability in mind, it also has the ability to communicate securely in high-risk environments. Design and manufacturing reflected the emphasis on industrial safety and communication technology at that time, and was an important part of the industrial equipment of that era.
German Exakta VX 19 camera
It is a 35mm SLR camera produced by German IhageeKamerawerk in 1954. Known for its unique design and excellent manufacturing process, it was one of the representatives of 35mm SLR cameras at that time. The design is very complex, but at the same time very sophisticated, reflecting the classical beauty and advanced technology of the German camera. The front panel is towering, and the top ends in a graceful arc. The panel is chrome-plated in metal and is engraved with the words "EXAKTA" and "VAREXVX. It is a powerful camera and a beautiful work of art, suitable for collection and use.
ZR-04 broadcasting system
ZR-04 broadcasting system is an advanced IP network broadcasting system, widely used in schools, shopping malls, public venues and other places. It adopts industrial-grade dual-core processing chip, the startup time is less than 1 second, the power consumption is low, it has powerful data processing capabilities, no risk of virus infection, and it is safe and reliable. Supports multiple functions. It also supports environmental noise monitoring, automatically adjusts the terminal sound size, and provides information feedback. The design pays attention to user experience, the operation interface is humanized and the display is clear. When there is no operation, it enters the sleep, low-power power saving state. Support LAN and WAN.
Panasonic NV-GS5EN DV Camera
It is a MiniDV camera that was launched in 2002. It is welcomed by users for its portability and high performance. Equipped with a 800000 pixel CCD sensor, 1/4 inch sensor size, can provide clear image quality. With 10x optical zoom and 500 times digital zoom, the lens focal length range is 3.15-31.5mm, and the aperture is F1.8, which is suitable for shooting under various lighting conditions. Shooting feature-rich. Compact design, easy to carry. It also supports color night camera function and remote control function, suitable for home and professional users.
MXL 770 Microphone
It is a high-quality multi-purpose condenser microphone, which is favored by singers and music producers for its solid low-frequency response and clear high-end sound quality. Equipped with a high-quality FET preamplifier and a transformer-less balanced output, it can provide a wide dynamic range and low noise. Its features include a low-frequency roll-off switch to reduce unnecessary rumble, and a-10dB attenuation pad to facilitate the handling of various sound sources. It is also equipped with a shock mount to reduce mechanical vibration, and has a sturdy suitcase, suitable for professional and home recording studio use.
Bluetooth Headset
Studio Headphones
That is, studio headphones, designed for music production, mixing and monitoring, provide accurate, neutral and rich details of the sound. Unlike consumer headphones, which typically enhance certain frequency bands to improve listening, studio headphones strive for authentic sound so that musicians and audio engineers can accurately spot and correct flaws in the recording. The fully enclosed ear wrap design can effectively isolate environmental noise, and the soft ear cushion and ergonomic design ensure long-term wear comfort. Indispensable in professional recording studios and favored by many music lovers, it is suitable for those who are looking for real sound restoration.
silver monitoring probe
vintage tape player
Valve Steam Deck
is a portable handheld game console developed by Valve, designed to provide players with a powerful PC gaming experience. Equipped with a 7-inch LCD screen, it can still provide clear visual effects in the game. Supports almost all games on the Steam platform, players can seamlessly switch between PC and handheld game progress. It also supports Bluetooth and USB-C connections, and can connect external devices and displays, and can even be used as a small PC. Designed to provide players with a comfortable gaming experience, taking into account portability and powerful performance, it is an ideal handheld gaming device.
Sony PSP Street game console
Also known as PSP-E1000, is a handheld game console introduced by Sony in 2011 as a low-cost version of the PSP series. Some adjustments have been made in the design to reduce costs and target a wider market. The body material is relatively cheaper and does not support Wi-Fi and Bluetooth, which means it is mainly designed for single use. In the life time has been improved. Its launch marks an adjustment in the market positioning of the PSP series in an attempt to attract more users at a lower price. Although simplified in functionality, it is still a good choice for users who are mainly concerned about the game experience
White family landline
Sony WMD-DT1 Walkman
It is a portable DAT player introduced by Sony in 1993. Known for its small and lightweight design, it was one of the smallest DAT players on the market at the time. Support automatic SP or LP selection playback, with shockproof function and date check function. It is also equipped with a digital volume limit system, a fast AMS search music scanning mode and a digital MegaBass circuit, providing an excellent sound quality experience. Excellent in technology, its unique design and portability also made it an ideal choice for high-quality suitors at the time. It is a classic product in Sony's Walkman series.
Atari 2600 game machine
Atari is a game console released in October 1977, originally called AtariVCS, is the second generation of electronic games on behalf of the host. It is the ancestor of modern game consoles. Its development began in 1971, but due to high development costs, the company was acquired by Warner in 1976. The controller is a simple joystick and a button. Launched many classic games such as Space Invaders, Pac-Man and Adventure. It promoted the popularity of game consoles in the home and laid the foundation for video game design and development. A total of 30 million units were sold during its 170-month life cycle.
German Heinrich Ernemann Camera
It is a famous camera manufacturer in Germany, and its stereo cameras were very popular in the early 20th century. It is one of the classic folding stereoscopic flat-panel cameras, first introduced in the first decade of the 20th century. The design is very sophisticated, using metal and leather materials, with the characteristics of durable. It is enough to shoot a stereoscopic image, shooting the same scene from slightly different angles through two lenses, simulating the parallax effect of the human eye, thus presenting a stereoscopic image with a sense of depth. Despite the high price, its unique imaging effect has attracted a large number of photography enthusiasts. It was popular at the time and now it has become a precious antique sought after by collectors.
Japan Olympus OM-1 camera
It is a classic 35mm SLR camera launched by Olympus in 1972. It was designed by a team led by chief designer Miya Miya. Known for its compact body and excellent viewfinder, it was one of the smallest and lightest 35mm SLR cameras at the time. It was initially called OlympusM-1, but was soon renamed OM-1 due to a complaint from Leica. The OM system was also equipped with a Zuiko lens which was one of the finest of its time. Popular among professional photographers, but also ideal for hobbyists because of its portability and high performance.
American Keystone K-7 Camera
It is a classic 8mm film camera, produced in the 1960 s. Known for its advanced features and classic design, it was ideal for home film production at the time. Equipped with electric eye and zoom function, can shoot high quality 8mm film. Using double running 8mm film, it supports shooting speeds of 12, 16 and 48 frames per second, which is suitable for shooting needs of different scenes. Is a practical equipment, but also a worthy collection of antiques. Its retro metal body and black exterior make it a favorite for many movie lovers and collectors. The "Made in America" label is also one of its important selling points.
American Polaroid One Step Camera
It is a classic instant imaging camera introduced by Polaroid in 1977. Known for its easy-to-use design, it has been described as "the simplest camera in the world". With a fixed focus lens, the user only needs to press the shutter button, and the camera will automatically complete the shooting and instant output of the photo. The design is very simple, there are no complicated control buttons, not even a power switch, the user only needs to adjust the exposure. The body is sturdy and durable, suitable for use in various environments. This camera quickly became a best-selling product on the market after its launch and became the representative of the Polaroid brand in many people's hearts.
Austria Eumig C16R Camera
It is a 16mm film camera produced by the Austrian company Eumig, first introduced in 1957. Known for its classic appearance and excellent performance. It is a clock-driven camera with a spring-loaded winding mechanism that can hold 100 feet of 16mm film. It also has an adjustable viewfinder, suitable for users wearing glasses, and has a parallax control function. The design focuses on practicality and durability, and is suitable for professional and amateur filmmakers. It was easy to operate and at a relatively reasonable price at the time, making it a popular movie camera.
Black wall-mounted monitoring
American Canon EOS 400D Camera
is an entry-level digital SLR camera released in 2006, also known as DigitalRebelXTi. Using the Canon DIGICII image processor, can provide fast image processing speed and good quality performance. It is Canon's first digital SLR camera with an integrated dust removal system that removes dust by applying ultrasonic vibration to a low-pass filter in front of the sensor. Support a variety of shooting modes, suitable for different levels of photography enthusiasts. With a 3/sec continuous shooting function, you can take up to 27 JPEG or 10 RAW photos at a time.
Japan Fujifilm X-T2 Camera
It is an advanced micro single camera released by Fujifilm in 2016 and is an important model in the X series. It can provide excellent image quality and fast processing power. X-T2 is Fuji's first camera that supports 4K video recording and supports video shooting at 3840x 2160 resolution. Inspired by the classic film camera, it has a retro appearance and a sturdy magnesium alloy body, which is dust-proof and drip-proof, and can be used in harsh environments. It is a multifunctional camera suitable for professional photographers and photography enthusiasts. It is widely welcomed for its excellent performance and classic design.
American Polaroid camera 3D scan
It is a famous instant imaging camera produced by Polaroid, founded by American physicist Alvin Rand in 1937. Enough to automatically spit photos out of the body within seconds after shooting, and complete development within minutes. The debut was in 1948, with the introduction of the world's first real-time imaging camera Polaroid95. The imaging principle is through a special instant film, which contains multiple chemical layers. After exposure, a series of chemical reactions will occur to form an image on the positive film. Popular for its unique instant imaging capabilities, it became a fashion icon especially in the 70 s and 80 s.
American AN/GRR-5 Mobile Shortwave Receiver
Also known as "Angry5", it was a mobile shortwave receiver widely used by the United States military in the 1950 s and 1960 s. The frequency range is 1.5MHz to 18MHz, divided into four frequency bands, capable of receiving AM and CW (continuous wave) signals. The design is very sturdy and suitable for use in field environments. It adopts superheterodyne circuit design, has continuous tuning function, and can preset 10 channels. It also comes with built-in speakers and a headphone jack. It has an important historical position in the field of military communications, and is loved by collectors for its durability and versatility.
Canon 310XL Super 8 Camera
It is a classic 8mm movie camera, introduced by Canon in 1975. It is widely welcomed for its sturdy construction, ease of use and relatively affordable prices. Using single lens reflective design, built-in automatic exposure control system, through the CdS photocell light meter. Has about 3x zoom capability. Its lens design allows it to capture clear, sharp images in low-light environments. Supports a shooting speed of 18 frames per second and provides a single-frame shooting mode. It also has an automatic exposure function and a built-in color conversion filter, which can be automatically adjusted according to the film type. The design focuses on portability and light weight.
Sony Tony ICF-PRO80 Broadband Receiver
It is a portable broadband receiver produced by Sony, widely used in shortwave monitoring and communications. It covers the frequency range of 150kHz to 108MHz and supports multiple modulation modes. By connecting a FRQ-80 frequency converter, its frequency coverage can be extended to 115.15 to 216MHz. Equipped with digital LCD display and keyboard input function, it has 40 scanning memory positions and supports multiple scanning modes. The top is also provided with a headphone jack and a recording output interface. Compact design, easy to carry. The power supply is four AA batteries, which can also be powered by an external 6V DC power supply.
Surveillance camera
Soviet Zenit Photosniper FS-3 camera
It is a unique Soviet era camera, the design is inspired by the military observation camera, the shape is similar to the rifle, so that it can provide stable support when shooting with good imaging quality and optical performance. The main body is based on a ZenitES SLR camera with a fast rebound mirror and a built-in selenium photometer. The design makes it easy to photograph animals, birds and architectural details in the distance, making it ideal for wildlife photography and sports photography. It is also equipped with a metal butt and handle, as well as a special trigger mechanism that can release the shutter through the trigger. It is loved by collectors for its unique design.
Cooper Telecom mobile phones in the 1980 s.
It was one of the representatives of mobile communication technology at that time. The equipment is usually large and heavy, but it marks the initial commercialization of mobile communication technology. Analog signal transmission technology was used, such as the AMPS system, which was the standard for the first generation of mobile communication networks at the time. Only voice calls can be made, the battery life is short, and it needs to be charged for a long time. Despite their relatively simple functionality, they offer users unprecedented freedom of mobile communication and become essential tools for business professionals and professionals. At that time, the price was relatively high, but its portability and mobility made it competitive in the market.
RF Signal Generator
It is an electronic test equipment capable of generating RF signals, widely used in wireless communications, radar, radio and television, satellite communications and other fields to provide high spectral purity, stable frequency and amplitude of RF signals, usually used to test and calibrate RF equipment. The core component is an oscillator, which can generate a radio frequency signal of the target frequency. It also contains components such as amplifiers, filters, and modulators to enhance the amplitude of the signal, filter out spurious frequencies and noise, and implement different communication functions. Support multiple modulation methods. It plays an important role in electronic equipment testing, RF system design and scientific research.
Sony PMW-F5 Camera
Is a high-performance digital movie camera, belonging to the Sony CineAlta series. Has 11.6 million total pixels and 8.9 million effective pixels. Support a variety of video formats, can meet a variety of shooting needs from HD to 4K. The design is compact and light, easy to carry and operate. With high sensitivity and high signal-to-noise ratio, it can provide clear images in low light environments. The modular design makes it possible to flexibly configure various accessories, such as lens interface adapters, battery adapters, etc. It is a multi-function camera suitable for professional film and television production, which can meet the shooting needs of different scenes.
Sony Handycam Vision camera
It is a portable high-definition camera launched by Sony, which is widely welcomed for its excellent image quality and convenient operation. It usually uses Sony's ExmorRCMOS sensor, which can capture clear high-definition video. Support multiple shooting modes. The design focuses on user experience and is equipped with a large-capacity built-in storage space, which is convenient for users to shoot for a long time without frequent replacement of storage media. With the built-in projection function, users can directly view the captured content without an external display. It is a multifunctional device suitable for various shooting needs, and can provide users with convenient high-definition video recording experience
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