company blog about Acquisition ADI RF & Microwave Evaluation Board:RF Power Detector,Tunable Filter,Phase Shifter

Acquisition ADI RF & Microwave Evaluation Board:RF Power Detector,Tunable Filter,Phase Shifter

Shenzhen Mingjiada Electronics Co., Ltd., as a globally renowned electronic component recycler, consistently offers premium cash rates for the repurchase of diverse products, including evaluation boards, 5G chips, new energy ICs, IoT ICs, Bluetooth ICs, automotive ICs, automotive-grade ICs, communication ICs, artificial intelligence ICs, memory ICs, sensor ICs, microcontroller ICs, transceiver ICs, Ethernet ICs, WiFi chips, wireless communication modules, connectors, and other electronic components. Leveraging robust financial strength and impeccable commercial credibility, the company provides specialised recycling services for personal stockpiles, factory inventories, and customs-seized goods, assisting clients in swiftly liquidating stock, alleviating storage burdens, and recovering capital.

Core Advantages of Recycling Services

Extensive Brand Coverage: Acquisition encompasses evaluation boards from multiple internationally renowned brands, catering to diverse client requirements.

Professional Recycling Services: Equipped with dedicated evaluation and technical support teams, delivering rapid, precise inventory valuation and highly competitive quotations.

Efficient Inventory Management: Substantial stock reserves ensure rapid response to client requirements and fulfilment of urgent orders.

Stringent Quality Control: Products sourced exclusively through authorised channels guarantee all evaluation boards are genuine OEM components.

Pricing Advantage: Dynamic market-based pricing consistently exceeds industry averages.

I. RF Power Detector Evaluation Board: The Core Tool for Precise Signal Power Sensing

The RF Power Detector Evaluation Board is specifically designed to validate the performance of ADI power detection chips, enabling precise measurement and monitoring of RF/IF signal power. It finds extensive application in scenarios such as automatic gain control, transmit power regulation, and signal strength indication. This evaluation board combines the advantages of wide bandwidth, wide dynamic range, and high stability. Coupled with convenient test interfaces and configuration methods, it provides efficient support for R&D work.

Core Models and Technical Features

1. AD8318-EVALZ Low-Cost Broadband Logarithmic Detector Evaluation Board: As a classic solution in RF power detection, this evaluation board incorporates the AD8318 chip, covering an exceptionally wide operating frequency range from 1 MHz to 2.7 GHz to meet the requirements of most general wireless communication bands. Boasting a 60dB dynamic range, it accurately captures power variations from faint to strong signals. Its output voltage exhibits linearity with input power (typical slope 30mV/dB), significantly simplifying backend MCU data processing. The board design is user-friendly, featuring standard SMA RF input and analogue voltage output interfaces for direct connection to test equipment such as signal sources and oscilloscopes. It also includes jumper caps for adjusting the output voltage's offset and slope to accommodate different system design requirements. In low-power mode, the supply current is only 15mA, making it suitable for portable device development scenarios.

2. HMC1010LP4E Power Detector Evaluation Solution: Addressing high-frequency power measurement and control requirements, the evaluation board for the HMC1010LP4E chip supports operating frequencies up to 3.9GHz. It delivers ±1dB high-precision detection capability with an input dynamic range spanning -50 to +10dBm. Its core advantage lies in its digitally programmable integrated bandwidth, adjustable over a 40x range via input pins to accommodate signal processing requirements for diverse modulation types. Additionally, the evaluation board exhibits outstanding temperature stability, maintaining consistent performance across the -40°C to +85°C operating range. Integrated internal operational amplifiers support slope and intercept point adjustment, enabling direct use in closed-loop system validation for receiver automatic gain control (AGC) and transmitter power control.

Typical Application Scenarios

This evaluation board serves as a core verification tool for wireless infrastructure, test and measurement instruments, and aerospace systems. Within base stations, repeater stations, and similar equipment, it facilitates automatic gain control (AGC) loop debugging, precisely regulating signal strength to prevent saturation. In radio frequency power amplifier (PA) design, it enables output power detection and protection circuit validation. In instruments like spectrum analysers and power meters, they serve as front-end detector module performance calibration platforms. They are also suitable for signal strength monitoring and rapid response verification in electronic warfare systems.

II. Tunable Filter Evaluation Board: A Flexible Frequency Selection Tool for Interference Rejection

The tunable filter evaluation board, based on ADI's high-performance filter chips, enables software or hardware configuration to adjust filtering parameters. This facilitates signal gating and interference suppression within specific frequency bands, making it a critical prototyping tool for Software-Defined Radio (SDR) and multi-band communication systems. Its core value lies in overcoming the frequency limitations of fixed filters, adapting to system design requirements in dynamic frequency environments.

Core Models and Technical Features

1. ADRF6518-EVALZ Programmable Filter Evaluation Board: Specifically engineered for the ADRF6518 chip, it integrates a pair of matched programmable filters and variable gain amplifiers (VGAs). Supporting filter tuning across the 1MHz to 63MHz frequency range, it enables 1MHz-step adjustment of the 6-pole Butterworth filter's cutoff frequency, delivering exceptional attenuation characteristics. This evaluation board supports filter bypass mode, enabling coverage of higher operating frequencies post-bypass (VGA2 and VGA3 gain configurations achieve -3dB bandwidths of 350MHz/700MHz respectively). Flexible configuration of filter cutoff frequency, gain steps, and power modes is achievable via the SPI interface. A USB interface facilitates software programming. Single-ended SMA input/output interfaces (including balun conversion) facilitate integration with test platforms, while supporting fully differential AC/DC-coupled signal configurations to meet complex requirements such as IQ communication systems.

2. ADMV1355/ADMV1455 Integrated Tunable Filter Evaluation Solution: For millimetre-wave high-frequency applications, the evaluation boards for the ADMV1355 (transmit chain) and ADMV1455 (receive chain) chips cover an ultra-wideband range from 18GHz to 55GHz. They integrate a digitally tunable filter and complete signal chain modules, significantly simplifying millimetre-wave system design. The adjustable filter on the evaluation board enables precise software-controlled frequency band tuning. Combined with integrated low-noise amplifiers, adjustable attenuators, and mixers, it achieves highly effective suppression of out-of-band interference. Its core advantage lies in the highly integrated design, incorporating RF, IF, local oscillator circuits, and non-volatile memory within a 6mm × 6.5mm chip. It achieves excellent EVM performance of -45dB at 40GHz, making it suitable for filter solution validation in millimetre-wave communications, radar, and satellite communication systems.

Typical Application Scenarios

The tunable filter evaluation board finds extensive use in software-defined radio, multi-band base stations, millimetre-wave radar, and satellite communication systems. In SDR applications, it dynamically adapts to diverse communication bands, enabling a single platform to support multiple standards. In 5G/6G millimetre-wave base stations, it suppresses adjacent-band interference to enhance signal transmission quality; in radar systems, it works with beamforming technology to filter target signals at specific angles and eliminate interference; in satellite communication equipment, it adapts to the frequency requirements of satellites in different orbits, ensuring communication link stability.

III. Phase Shifter Evaluation Board: The Core Phase Control Enabler for Beamforming

The Phase Shifter Evaluation Board validates the phase adjustment performance of ADI phase shifter chips, enabling precise control of RF signal phase. It serves as a critical development platform for MIMO (Multiple-Input Multiple-Output), beamforming, phased array radar, and similar systems. Its performance directly determines the system's signal directional accuracy, interference resistance, and communication coverage range.

Core Models and Technical Features

1. AD-FMCOMMS5-EBZ MIMO Platform with Integrated Phase Shifter Evaluation Board: Centred around the AD9361 transceiver, this board achieves precise phase-frequency synchronisation via dual AD9361 devices and an ADG918 SPDT switch matrix. It supports 4x4 MIMO system implementation, providing a comprehensive platform for phase-shifting algorithm validation. Operating across 70MHz to 6GHz, the board supports adjustable channel bandwidths from <200kHz to 56MHz. External LO sources drive both AD9361 devices, enhancing RF performance and simplifying phase-synchronisation debugging in MIMO designs. When paired with ADI's API software, it enables fully digital and RF synchronised control, supporting independent device configuration. This makes it suitable for prototyping core phase-shifting applications such as transmit beamforming and receive angle-of-arrival detection.

2. EVAL-TINYRAD 24GHz Radar Evaluation Board with Integrated Phase Shifter Module: This evaluation board, based on a MIMO radar architecture, incorporates ADF5901/ADF5904 MMICs and an ADF4159 PLL chip to achieve phase control and beamforming capabilities within the 24GHz ISM band. With an azimuth resolution of 20°, it integrates a 2-transmit/4-receive antenna array within a compact 85mm × 55mm footprint. Coupled with onboard DSP and PC-based evaluation software, it enables simultaneous detection of target range, velocity, and angle, providing an intuitive verification platform for phased array applications in radar systems. The board supports USB power supply and software control, featuring built-in Matlab/Python algorithm code for rapid iteration of phase control algorithms.

Typical Application Scenarios

The phase shifter evaluation board serves as a core development tool for MIMO communications, phased array radars, industrial automation, and aerospace systems. In 5G base stations, it enables transmit beamforming design to enhance signal coverage and terminal reception quality. Within phased array radars, precise phase control facilitates beam scanning and target tracking. In industrial automation, it works with radar modules for multi-target angular detection. For satellite communications and electronic warfare systems, it supports anti-jamming beamforming and directional signal control.