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Desktop 103 Antenna

The Model 103 antenna is designed for UHF/VHF reception within the 470-862 MHz frequency band. Its internal amplifier provides 28 dB gain with less than 2 dB noise figure. The housing is made from durable polycarbonate with an internal conductive coating. The antennas full extended length is 60 cm, retracting to 25 cm. It features 10 active elements with a dipole loop design for bipolar reception. Standard output impedance is 75 ohms via an F-type connector. The amplifier requires 5V DC power at 150 mA current consumption. It can receive DVB-T2/T digital signals with -96 dBm sensitivity. Built-in LTE filtering for the 790-862 MHz cellular interference band is included. Operating temperature ranges from -20 to +60 degrees Celsius. The antenna weighs only 180 grams without its base.

The structure includes a 360-degree swivel base with position-locking capability. Reception elements are constructed from gold-plated anodized aluminum. The circuit board uses SMT Surface Mount Technology for reduced noise. The included cable is a 1.8-meter RG-6 coaxial with copper shielding. A USB port draws power from a TVs USB port or an external adapter. The anti-interference circuit suppresses unwanted signals by up to 30 dB. Antenna gain is manually adjustable across three levels: Low, Medium,

Desktop 2014 Antenna

The Model 2014 tabletop antenna fully supports UHF 470-862 MHz and VHF 174-230 MHz frequency bands. Its gain is optimized between 12 and 18 decibels. The standard input impedance is 75 ohms using RG6 coaxial cable. Voltage Standing Wave Ratio VSWR remains below 1.5 across the entire operating band. A dual radiation pattern with 60-degree horizontal and 45-degree vertical beamwidth provides optimal coverage. The main body is constructed from UL94-V0 flame-retardant ABS with anodized aluminum arms. Mechanical stability is guaranteed in winds up to 80 km/h. Adjustable arm lengths range from 30 to 120 cm for precise resonance tuning. This antenna can receive DVB-T2 digital signals with a minimum signal level of -85 dBm.

The antenna structure features a dual bow-tie array with a passive reflector. Brass connectors with gold plating minimize oxidation. A built-in 1:4 balun impedance matching transformer is integrated at the antenna base. The integrated Low-Noise Amplifier LNA has a 1.5 dB Noise Figure and adjustable gain of 15-25 dB. The amplifier power is supplied via a 5V USB port or a 12V adapter. Internal SAW filters attenuate mobile interference 800-2200 MHz by up to 40 dB. It can be mounted on a standard 20mm stand or wall with an omnidirectional bracket. Overall dimensions in

Desktop 107 Antenna

The Model 107 desktop antenna features a multi-band design with full UHF 470-862 MHz and VHF 174-230 MHz support. Antenna gain reaches 12 dBi in the UHF band and 8 dBi in the VHF band. Standard input impedance is 75 ohms using RG6 coaxial cable. The front-to-back ratio exceeds 15 dB to reduce background noise. It supports linear horizontal and vertical polarization with 360-degree manual rotation capability. The housing is made of UV-treated polycarbonate to prevent sun damage. Overall dimensions are 45 x 35 x 15 cm with a weight under 800 grams. This antenna can receive DVB-T2/T digital and analog signals. The optimal terrestrial reception range is up to 70 km from the broadcast source.

The internal structure incorporates an active Low-Noise Amplifier with under 2 dB noise figure. The amplifier is powered by a 5V DC adapter or USB port. The radiation pattern is directional circular with a 65-degree beamwidth. Radiating elements are made of 2mm anodized aluminum with anti-corrosion coating. The output connector is an F-Type Female with gold plating to prevent oxidation. The internal LNA filter can attenuate interference below 100 MHz by up to 30 dB. The antenna includes an LED indicator for signal strength reception status. It also supports mounting on a standard VESA 75x75 mm

Desktop Gas Flush Vacuum Sealing Machine

This desktop unit features an AISI 304 stainless steel body 1.5 mm thick and a polycarbonate control panel. Overall dimensions are 500 x 400 x 300 mm, weighing 22 kg. A single-stage oil rotary vacuum pump with 8 m³/h flow rate achieves vacuum levels down to 0.1 mbar. The gas flushing system offers ±5 mL accuracy, adjustable gas volumes from 50 to 1000 mL. A ceramic sealing element with adjustable temperature 100–200°C provides a 3 mm seal width. Total cycle time vacuum, gas flush, seal ranges from 15 to 45 seconds, fully programmable.

Control is managed via a PLC with a 5-inch touchscreen and internal memory for 10 programs. An internal gas reservoir 5 L capacity, 6 bar working pressure supports N₂ or CO₂. A piezoresistive pressure sensor monitors chamber pressure with ±0.5% accuracy. The chamber lid is made of 10 mm polycarbonate with a mechanical lock and silicone gasket. Power consumption is 1.2 kW, requiring 4 bar compressed air at 10 L/min. The machine complies with FDA and CE standards for food contact applications.

Manual Desktop Vacuum Sealer

This device is constructed from a 4 mm thick polycarbonate body and galvanized metal components. The vacuum chamber measures 300 x 250 x 100 mm with a maximum capacity of 5 liters. It uses a single-stage 0.75 kW piston pump achieving vacuum levels up to 5 mbar. The sealing element is a Teflon-coated heat strip 1.2 kW operating at a constant 180°C. Manual vacuum and sealing cycles take 10–30 seconds, processing 2–4 bags per minute. Power consumption is 1.8 kWh and weight is 8.5 kg.

The control system includes mechanical push buttons and LED indicators for vacuum and temperature status. A manual control valve for vacuum and optional gas flush ±2% volumetric accuracy is provided. An automatic heat cut-off sensor upon door opening enhances safety. Compatible with multilayer PE/Nylon bags of 80–150 microns thickness. External dimensions are 400 x 350 x 200 mm with noise levels below 65 dB. The machine complies with CE, RoHS, and carries FCC certification for household and laboratory use.

Chamberless Desktop Vacuum Sealer

This desktop unit features a polycarbonate body and epoxy-coated steel components. It employs a dry piston vacuum pump with 4 m³/h flow rate and minimum pressure of 5 mbar. A ceramic heating element provides adjustable sealing temperature 100–180°C with a 5 mm seal width. It can vacuum seal multilayer plastic bags up to 350 mm wide and 150 microns thick. Total vacuum and sealing cycle time is digitally adjustable from 10 to 30 seconds. An LED digital display shows real-time pressure and temperature status indicators.

The system uses Teflon-coated sealing jaws and an intelligent pressure sensor for leak detection. Seal length is adjustable up to 400 mm with manual jaw spacing control. Dimensions are 450 x 300 x 150 mm, with a weight of 6.8 kg. Power consumption is 0.8 kWh, operating on 220V AC single-phase voltage. Oil-free design and passive cooling keep the surface temperature below 55°C. Ideal for household, laboratory, and small retail use with a capacity of 50–150 packages per day.