Shijiazhuang Suin Instruments Co.,Ltd.

The outlined spectrum analyzer is used to measure the magnitude of an input signal versus frequency within the full frequency range of the instrument. Its frequency range is between 9kHz to 3.0GHz. This displayed spectrum analyzer comes with a crystal-clear display screen for easy reading. 	 Frequency range: between 9kHz to 3.0GHz. 	 Rectangular housing. 	 Crystal-clear display screen for easy reading. 	 Control buttons on the side of the display. 	 For measuring the magnitude of an input signal versus frequency. 	 Utilize all digital IF technology to realize accurate measuring. 	 Clear uncertainly during switching between base level and display scale. 	 High resolution available to distinguish two signals with 10Hz difference.  

Spectrum Analyzer

spectrum analyzer for measuring input signal magnitude

Tecsun Electronic Ind'l Ltd

Hi-Fi FM Radio Tuner FM coverage 64-108MHz, frequency range adjustable Dual signal channel (A &amp; B) receiving system RCA line audio outputs  

TU80 FM RADIO TUNER

TU80 FM RADIO TUNER with adjustable frequency range

Shenzhen LX Electronics Company Limited

Auracast Transceiver(Tran02) Small in size, big on performance. Qualcomm 3084/Bluetooth v5.4Auracast Receiver Auracast Transmitter via Traditional Bluetooth Auracast Transmitter via Type C Auracast Transmitter via AUX Auracast High Compatibility 5 stored Channels ADM/Self-developed Software Configure receiving/transmitting broadcast name Configure receiving/transmitting password filtering 4 Configuration transmit mode(low latency, compatibility, high quality, custom) Full sampling Rate:8k, 16k,24k,32k,48k  1.Bluetooth V5.4 QCC3084 2.Bluetooth Transceiver  TX: Auracast 48k 16bit LC3 codec  RX: BER/EDR(SBC, AAC, AptX, Aptx HD, Aptx AD* for A2DP) LE AUDIO(LC3 for Auracast) 3.Talk Time: 50 Hours(HFP mode) 4.Music Playing:  60H(broadcast receive mode)  50H(A2DP without transmiter)  20H(A2DP with transmiter) 5.Standby: 250H 6.Charge Time: &lt;=2H 7.Working Range: 10 Meters up 8.Monitor/Output: Aux 3.5mm 9:Response requency:15HZ-25KHZ 10.Support Protocol: AVRCP/A2DP/HSP/HFP 11. With detachable hooks 12. Battery:500mAh  *Aptx AD: license is required from Qualcomm 

TRAN02 LE AUDIO AURACAST TRANSCEIVER TRANSMITTER BROADCAST  LC3 CODEC

TRAN02 LE AUDIO AURACAST TRANSCEIVER TRANSMITTER BROADCAST

The outlined spectrum analyzer is used to measure the magnitude of an input signal versus frequency within the full frequency range of the instrument. Its frequency range is between 9kHz to 7.5GHz. This displayed spectrum analyzer comes with a crystal-clear display screen for easy reading. 	 Frequency range: between 9kHz to 7.5GHz. 	 Rectangular housing. 	 Crystal-clear display screen for easy reading. 	 Control buttons on the side of the display. 	 For measuring the magnitude of an input signal versus frequency. 	 Utilize all digital IF technology to realize accurate measuring. 	 Clear uncertainly during switching between base level and display scale. 	 High resolution available to distinguish two signals with 10Hz difference.  

Spectrum Analyzer for measuring input signal versus frequency

Clever Bright International (H.K) Ltd

Explore the world of radio with this versatile multi-band portable radio. Tune into AM, FM, Shortwave (SW), and even TV audio bands for news, music, and international broadcasts. Powered by a high-quality Toshiba IC for superior reception and clear sound through the 2.5" speaker. Enjoy flexibility with both AC and DC power options, and use the telescopic antenna for enhanced reception or the earphone jack for private listening. AM/FM/SW/TV multi-band portable radio.High-quality TOSHIBA IC inside.AC/DC Function.Extendable telescopic antenna significantly enhances signal reception.3.5mm earphone jack.2.25-inch loudspeakerUL VDE SAA APPROVAL* Type of payment: 10% deposit, balance against B/L copied 

Multi-Band Portable Radio - AM/FM/SW/TV Band | AC/DC Power | Toshiba IC

Multi Band Portable Radio AM FM SW TV Band

MDC Electronics Co.,Limited 

5.8GHz&amp;5.2GHz Dual-Band Wireless Audio Transmitter Receiver for TV/PC, 160ft Long Range 0.018s Low Latency with built-in 2.4G Bluetooth 5.3 Receiver, Wireless Adapter Kit with RCA(3.5mm) Out/Input 1.【5.8GHz&amp;5.2GHz Dual-band Wireless Stereo Audio Transmitter and Receiver】 Compared to the traditional 2.4GHZ, 5.8GHz&amp;5.2GHz Dual-band has a larger bandwidth, better stability and less interference. It fundamentally solves the situation of channel congestion and dropped lines.     2. 【Unique 2.4G Bluetooth 5.3 Connection】 The Transmitter &amp;Receiver can add Bluetooth functionality to your device, allowing you to enjoy wireless audio on devices that previously did not support Bluetooth. 3. 【HiFi Lossless Audio Quality &amp; 18ms Low Latency 】 The wireless audio transmitter is equipped with 192kHz/24bit high-resolution audio technology, which is clear and stable without noise, exceeding the sound quality standards of traditional CDS. The stable 5.8GHz&amp;5.2GHz dual-band wireless technology ensures that the wireless coaxial transmitter achieves ultra-low delay audio transmission of 18ms, and truly realizes audio synchronization.   4.【Plug &amp; Play with Long Distance-150ft】 Simple setup with no software installation required. Just connect with your audio sources (such as TV/PS2/PS3/DVD/MP4 and so on) to transfer audio wirelessly to speaker, subwoofer, amplifiers, soundbar, home stereo and so on.3pcs 5.8GHz&amp;5.2GHz dual-band antennas ensure higher transmission efficiency and more stable transmission, with barrier- free transmission distances of up to 50 meters (160 ft) outdoors and 30-50 meters (100-160 ft) indoors.  5.【Multiple Flexible Connection, Better Compatibility】Wireless transmitter receiver set with RCA input and output can easily connect with your TV, DVD, MP4 to transfer audio wirelessly to a powered speaker, subwoofer, amplifiers, home theater, stereo and so on. At the same time, it is also equipped with AUX IN port and 3.5mm headphone port, perfect for various appliances in the family.  6. Support mobile phones and computers to play stereo sound directly on the power amplifier device (No-bluetooth) or stereo through Bluetooth. 7. Support 24bit/192KHz which better than CD-Level audio experience.    8.RCA Input and Output &amp; AUX IN &amp; 3.5mm headphone Output Port,RCA cable can easily connect with your TV, PC, MP4, A/V reveiver to transfer audio wirelessly to a powered speaker, subwoofer, or home stereo. It is also equipped with AUX IN port and 3.5mm headphone port, perfect for various appliances in the family. 

5.8GHz&5.2GHz Dual-Band Wireless Audio Transmitter Receiver for TV/PC, 160ft Long Range 0.018s Low Latency with built-in 2.4G Bluetooth 5.3 Receiver, Wireless Adapter Kit with RCA(3.5mm) Out/Input

5.8GHz 5.2GHz Dual Band Wireless Audio Transmitter Receiver

Oxygen Ltd

FM analog radioWireless connection speaker, with stream music from another wireless compatible device such as smartphone, tabletRange up to 10mIlluminate dial scaleFM swivel telescopic antennaUSB-C port for charging the external deviceAux-in jackOutput power : Mono 5W RMSAC operatedDAB version optionalYou're invited to visit our website at www.oxygen-ltd.com for more information on our product range. 

Desktop Radio

Desktop Radio with wireless connection and FM analog features

Guangdong Konix Technology Co.,Ltd

1，无线收发器2，发射电源：小于25 mW 3，接收灵敏度：-95dB 4，系统频率响应：30Hz-18kHz 5，延迟：小于3ms 6，抽样率：48kHz 7，信噪比：90dB 8，失真：小于0.5 TDH 9，动态范围：大于90dB 10，工作电流：发射器：小于90mA，接收器：小于110mA 11，变速箱距离：直线距离50m 12，适用于各种仪器，例如：电吉他，电钢琴，电动贝斯和电气风乐器 

Wireless Transceiver 

DongGuan AS AUDIO Co. Ltd.

Supported by Everestek EV01SE, with dual bands includes 5.8G (Blue) and 5.2G (Red) and delivers audio up to 24bit/48kHz;  Wireless transmission &amp; receiving adapter kits, works with specified subwoofers or other speakers;  High-quality wireless transmission delivers all details;  Designed with latency of &lt;17ms and transmission distance &gt;30M . 

Transmission & Receiving BOX with 5.8G/5.2G bands

Transmission Receiving BOX with dual bands 5 8G and 5 2G

Design Features Frequency range from 9kHz to 7.5GHz-160dBm Display Average Noise Level (Min.)&lt; -100 dBc/Hz @10 kHz Offset Phase Noise (Typ.)Total Amplitude Accuracy &lt; 0.8 dBPreamplifier and EMI filter are standardly configuredSpecifications 　SA9115SA9130SA9232SA9275Frequency　Range9kHz to 1.5GHz9kHz to 3.0GHz9kHz to 3.2GHz9kHz to 7.5GHzResolution1Hz　Aging Rate&lt;5×10-6/year&lt;1×10-6/yearFrequency Span　Frequency Span Range0Hz, 100Hz to 1.5GHz0Hz, 100Hz to 3GHz0Hz, 100Hz to 3.2GHz0Hz, 100Hz to 7.5GHzUncertainty±span/(sweep points-1)　SSB Phase Noise (fc=1.0GHz)-80dBc/Hz @10 kHz offset-96dBc/Hz @10 kHz offsetBandwidth　Resolution Bandwidth (-3dB)10Hz ~ 1MHz, step 1-3-10,RBW Uncertainty　10%, nominal (RBW&gt;1kHz)20%, nominal(RBW≥10Hz, sweep time≥5s)Video Bandwidth (-3dB)1Hz to 1MHz, step 1-3-10AmplitudeRangeDANL to +30dBmDANL to +20dBmMaximum Input LevelDC Voltage: 50VCW RF Power: +30dBm (1.0W) CW RF Power: +20dBm (0.1W) Max.Damage Level: +40dBm (10W)Max.Damage Level: +30dBm (1W)Displayed Average Noise Level (DANL)DANL (Preamplifier Off)typ. -125 dBm typ. -135 dBmDANL (Preamplifier On)typ. -135 dBmtyp. -152dBmReference Level Range-100 dBm to +30 dBm, step 1 dB　SweepSweep Time Range　10 ms to 3000 s (100Hz≤Span≤3GHz)1ms to 7500 s (100Hz≤Span≤7.5GHz)20 μs to 3000 s (Span=0 Hz)20 μs to 7500 s (Span=0 Hz)Sweep Time Uncertainty　5%, nominal (100Hz≤Span≤7.5GHz)0.5%, nominal (Span=0 Hz)Sweep ModeContinuous, SingleTrigger　Trigger SourceFree, Video, External　External Trigger Level5 V TTL level　Advanced Measurement　Channel Power, Adjacent Channel Power, N-dB bandwidth, Occupied Bandwidth　EMI200Hz, 9kHz, 120kHz　Input/Output　RF Input Impedance50 Ω　Standard frequency 　Frequency: 10MHz　Amplitude: 0dBm~10dBm (input) -3dBm to +3dBm (output)　Tracking Generator (-TG Model)　TG Frequency range9kHz to 1.5GHz9kHz to 3GHz100kHz to 3.2GHz100kHz to 7.5GHzTG Output level range-20dBm to 0dBm-40dBm to 0dBmTG Output level resolution1 dBInterface　TypeUSB Host &amp; Device, LAN, VGA, RS-232 (only SA9100 series available)　General Characteristic　Power Supply　Input Voltage: AC100V to 240V　Frequency: 50/60Hz (1±10%)　Power Consumption: 35W　Dimension &amp; Weight363*154*327 mm, Approx. 6.0 kg363*154*327 mm, Approx. 6.5kg

SA9275 Spectrum Analyzers

SA9275 Spectrum Analyzers with advanced features and specifications.

Qiaohua (Hong Kong) Holding Ltd

 	 Frequency: 470-698MHz or 470-790MHz or 470-862MHz 	 Gain: 9-15.5dB  

TV Antenna

TV Antenna with frequency range of 470-862MHz

Explore the world of radio with this versatile multi-band receiver. Tune into AM, FM, Shortwave (SW), and even TV audio bands for unparalleled listening. Powered by a high-quality TOSHIBA IC for superior reception and clarity, it features a telescopic antenna, a 2.5" speaker for rich sound, and a 3.5mm earphone jack for private listening. Enjoy flexibility with multiple power options. Perfect for news, music, and international broadcasts. AM/FM/SW/TV Multi-band radio.High-quality TOSHIBA IC inside.AC/DC Function.Extendable telescopic antenna significantly enhances signal reception.3.5mm earphone jack.2.25-inch loudspeakerDC 3V- UM3(AA)x2 batteries.Included UL-listed power cord and transformer.UL VDE SAA APPROVALType of payment: 10% deposit, balance against B/L copied 

Advanced Multi-Band AM/FM/SW/TV Radio with AC/DC Power

Advanced Multi Band AM FM SW TV Radio with AC DC Power

Good Mind Industries Co., Ltd.

Pro 4K Wireless Broadcast System 7800 is a cutting-edge solution for wireless display and video distribution across multiple rooms. 

Wireless Broadcast System

Wireless Broadcast System for 4K video distribution

LISUN ELECTRONICS (SHANGHAI) CO., LTD

EMI receiver system is for EMI (Electromagnetic Interference) radiation conduction or conducted emissions testing. The EMI-9KB EMI receiver is made of full closure structure and strong electro-conductibility material, which has high shielding effect. Due to the new technology for theEMI Test System, it solved the instrument self-EMI problem. The test results are according to the international format test report. Standard：CISPR15:2018/GB17743 “Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment”CISPR16-1 “Specification for radio disturbance and immunity measuring apparatus and methods – Part 1-1: Radio disturbance and immunity measuring apparatus – Measuring apparatus”EN55015 “Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment.”EN55022 “Radio disturbance characteristics – Limits and methods of measurement” System Configuration:• EMI-9KC Test System includes: EMI-9KC EMI Receiver built-in Attenuator (9K-1GHz), LISN Artificial Network Power, CDNE-M316 Coupling/Decoupling Network for Emission, Isolation Transformers and cables.• EMI-9KB Test System includes: EMI-9KB EMI Receiver (9K-300MHz), LISN Artificial Network Power, CDNE-M316 Coupling/Decoupling Network for Emission, Isolation Transformers, Attenuator and cables.• EMI-9KA Test System includes: EMI-9KA EMI Receiver (9K-30MHz), LISN Artificial Network Power, Isolation Transformers, Attenuator and cables. Optional instruments to work with the EMI-9KC, EMI-9KB and EMI-9KA EMI receivers:•LISUN LSP-500VARC/LSP-1KVARC Pure Sine Wave AC Power Source for EUT•LISUN SDR-2000B Magnetic Shielding Cabinet for the EMI Receiver System•LISUN VVLA-30M Three Loop Antenna to test 9k-30MHz radiation•LISUN AB-CLP Absorbing Clamp to test the home applications &amp; motor tools•LISUN VOL-CP RF Current Probe to the conducted disturbance voltage Specification:• Detection frequency range: 9kHz~1GHz (EMI-9KC), 9kHz~300MHz (EMI-9KB), 9kHz~30MHz (EMI-9KA)• Frequency stability: 1×10^-6• Frequency resolution: (9kHz~150kHz) 30Hz; (150kHz~30MHz) 1kHz• Test Tolerance: ±2 dB• Measure and Detection method: PK, QP and AV• Measure range: 20dBμV~140dBμV• Frequency scanning step frequency: 20Hz~2MHz• Sweep bandwidth: 200Hz; 9kHz; 120kHz• Connect PC via USB cable and software can run on Win7, Win8, Win10, Win11 

EMI Test Receiver

EMI Test Receiver for Electromagnetic Interference testing

Ningbo Free Trade Zone Rising Sun Electrical Co., Ltd.

Mini Flush-mount RF Switch Module  Product Features:  ModelRSW881RRSW881RD DIMMERVoltage230V-50Hz, 2300W230V-50Hz, 2300WFrequency433.92MHz433.92MHzRF RangeTypically 100 M (open area)Typically 100 M (open area)Manual switchYesYes

2300W Remote Control Wireless Receiver Module Switch Module Dimmer

LE AUDIO AURACAST STANDARD MODE QUALCOMM QCC3084 LOW LATENCY BROADCASTING TX&amp;RX LC3&amp;APTX HD CODEC CVC V8.0 PHYSICAL BUTTON  1.Bluetooth V5.4 QCC3084 2.Bluetooth Transceiver  TX: Auracast 48k 16bit LC3 codec  RX: BER/EDR(SBC, AAC, AptX, Aptx HD, Aptx AD* for A2DP) LE AUDIO(LC3 for Auracast) 3.Talk Time: 50 Hours(HFP mode) 4.Music Playing:  60H(broadcast receive mode)  50H(A2DP without transmiter)  20H(A2DP with transmiter) 5.Standby: 250H 6.Charge Time: &lt;=2H 7.Working Range: 10 Meters up 8.Monitor/Output: Aux 3.5mm 9:Response requency:15HZ-25KHZ 10.Support Protocol: AVRCP/A2DP/HSP/HFP 11. With detachable hooks 12. Battery:500mAh  *Aptx AD: license is required from Qualcomm 

TRAN02 LE AUDIO AURACAST TRANSCEIVER TRANSMITTER BROADCAST DUAL MODE LC3 CODEC

TRAN02 LE AUDIO AURACAST transceiver transmitter with dual mode LC3 codec

Videotech Technology Development Co Ltd

TV&nbsp;system PAL/NTSC
Operation&nbsp;Frequency 2.4-2.483&nbsp;GHz
RF&nbsp;board&nbsp;date&nbsp;rate Max&nbsp;12Mbps
Demodulation&nbsp;type GFSK&nbsp;with&nbsp;FHSS
Video&nbsp;latency &le;110ms
Operation&nbsp;temp -10℃~+60℃
TX: &nbsp;
TX&nbsp;power 15dBm
Frame&nbsp;Rate 30fps&nbsp;Max
Antenna 50&Omega;
Power&nbsp;supply DC12-36V
RX &nbsp;
Antenna 50&Omega;
Receiving&nbsp;sensitivity &le;-86dBm&nbsp;
A/V&nbsp;output&nbsp;resolution 25fbs@720*576&nbsp;D1
Max&nbsp;consumption&nbsp;current Approx.350mA
Power&nbsp;supply DC12-36V
Warranty&nbsp;Period&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 2&nbsp;year&nbsp;start&nbsp;from&nbsp;shipment&nbsp;date

Digital Wireless Transmission System

Digital Wireless Transmission System for vehicles

Trans Electric Co., Ltd.

Features: • 2.4GHz ISM band • Pre-paired TX and RX • ID Pairing for more RXs • 48KHz sampling frequency. • D-Type Amplifier • 2 Type RXs - (1) 50W for R.L. Mono             (2) 25W+25W for R.L. • Volume control for balancing the audio  Specification: • Audio Output Power            25+25 Wrms or 50 Wrms/Ch • Frequency Response           20 ~ 20,000 Hz ± 3 dB • Signal to Noise Ratio            &gt; 80 dB • Speaker Impedance Supported   4 ~ 16 Ohm              

Wireless Speaker Kits | Supports 1 Tx to 6Rxs | WSK-3500

Wireless Speaker Kits supports 1 Tx to 6 Rxs

Features ㆍSupport 8 ATSC (DVB-T) Tuners. ㆍPSI / SI &amp; PSIP table parsing. ㆍSPTS / MPTS output ㆍ188 / 204 packet format serf adaption. ㆍ Web user interface for management. ㆍUnicast or multicast. 

ATSC TO IP/RF TRANSMODULATOR

Loyal Rich Electronics Co Ltd

Product Features - Analog Tuning with AM / FM Radio - Mono Speaker - Telescopic High Sensitivity Antenna - 3.5mm Headphone Jack - DC operated: 3V (2 x AAA cell) **batteries not included** Output Power 0.5W RMS Product Dimension 56 x 22 x 110 mm 

TR-320 AM / FM Analog Tuning Pocket Radio

ZHONGSHAN SATTECH ELECTRONIC COMPANY LTD.

 High-power amplifier with multiple controls on the front end, which design uses components that minimize the total noise figure. Equipped with 1 input and 1 output (line). The amplifier is equipped with remote power feeding(it can power or be powered with direct current through the coaxial cable.)     Separate amplification minimizes intermodulation between bands and provides high output levels Designed using Push-Pull technology, which guarantees levels in the 123 dBμV range for terrestrial signals. Includes a high-performance low-power consumption switch-mode power supply High-screening Zamak chassis The design facilitates appropriate cooling 

Broadband multi band amplifier for remote power supply

Product Features - Analog Tuning with AM FM SW1 &amp;SW2 Radio( Optional : AM FM 2 Band ) - 3.5' Speaker with Excellent Sound Performance - Telescopic High Sensitivity FM Antenna - 3.5mm Headphone Jack - AC/DC Operated - DC Operated : 4.5V 3 x UM-1/D Cell **Batteries not included** Output Power 0.8W RMS Product Dimension 240 x 82 x 138 mm  

TR-430 AC/DC AM FM SW1 & SW2 Portable Radio

TR 430 AC DC AM FM SW1 SW2 Portable Radio

2-bands: FM/MWAnalog tunerRotary Volume controlAux-in &amp; Phones jacks 3.5mmFM swivel telescopic antennaMono 500mW RMS (3'' speaker)Carrying handlePhones jackAC/DC operated (battery not provided)Wireless connection optional

Portable Radio

Portable Radio with FM MW and analog tuner

Supported by Qualcomm QCC3031, BT 5.3 aptX;Ideal to stream the TV audio to wireless headphones or speakers;Various audio ports included, compatible digital &amp; analog inputs OR outputs exchanging in this same box  (or  2 boxes - 1 to transmitt and 1 to receive).  

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