Engineering Services Project Experience2018-09-21T12:57:16+00:00

Radio Frequency Design Experience & Project Background

NuWaves Engineering boasts a strong track record of successful RF design and development experience on projects for a variety of military, government, and industrial clients. A small sampling of those RF design projects are outlined below. For additional information, please contact us.

UPEND C-Band Power Amplifier Project

Custom Designed MMIC; RF Design Experience

Customer

Overview

NuWaves’ UPEND Power Amplifier module leverages advanced Monolithic Microwave Integrated Circuit (MMIC) technology, as well as efficiency and thermal design, to minimize size, weight, and power (SWaP) of a PA module, while maintaining the linear output required by complex modern communications waveforms, such as 802.16.

Features

GPS III Triplexer with Multipaction Testing Exceeding 500 Watts

RF Design Experience; Tri-band Multiplexer RF Filter Design

Customer

Overview

Development of a GPS III Triplexer Bandpass filter for L1, L2, and L5 communication bands. Design was focused on the following characeristics:

  • Wider bandwidths (up to 45 MHz) on the GPS carriers
  • Ability to handle higher signal powers while avoiding Multipaction or introducing unwanted Passive Intermodulation (PIM)
  • N-plexers having insertion loss < 0.5 dB

NuWaves is proud to confirm that the deliverable hardware met or exceeded each milestone design goal specification.

Features

  • Psuedoelliptic filtering functions to provide very steep skirt

  • Cross-coupling techniques to minimize loss and maximize bandwidth, while at same time maintaining high isolation between channels

  • Low insertion loss (< 0.3 dB)

  • Temperature stability

L-Band Block Upconverter for SATCOM

RF Frequency Converter Design Experience

Customer

Overview

Quick-turn development of an L-band block upconverter and integral power amplifier module for SATCOM application.

Features

  • Small size: 3.575″ x 3.775″ x 0.900″

  • High-efficiency 10 Watt RF Output

  • L-Band Radio Frequency

  • 70 MHz Intermediate Frequency

C-Band Transverter System

RF Transverter Design Experience

Customer

Overview

Development of a custom C-band transverter system prototype to enable an L/S-band digital data link transceiver to operate over C-band frequencies. The prototype system includes a L-to-C-band RF upconverter / power amplifier module, C-to-S-band RF downconverter module, and a duplexer.

Features

  • Designed to interface with L-3 Communications’ Bandit transceiver

  • Upconverts and amplifies fixed L-band IF signal from Bandit to 4400-5000 MHz RF

  • Downconverts 5250-5850 MHz RF to fixed S-band IF for interfacing to Bandit

  • Upconverter module includes 15 Watt C-band RF power amplifier

Bidirectional L/S-Band Frequency Converter Module

L/S-Band Frequency Converter Design Experience

Customer

Overview

Development of a bidirectional L/S-band frequency converter module (FCM) to enable operation of an S-band digital data link over L-band frequencies. The FCM was paired with NuWaves’ custom L-band linear bidirectional amplifier for range extension.

Features

  • Designed to interface with Persistent Systems’ Wave Relay transceiver

  • Small size: 3.00″ x 2.00″ x 0.65″

  • Automatic transmit sensing & fast T/R mode switching

  • Pairs with custom bidirectional amplifier

Re-Engineered TSPI Digital Interface Module

TSPI Digital Interface Module Design Experience

Customer

Overview

Five-year development effort to completely re-engineer a legacy Time, Space, Position Information (TSPI) digital interface unit for Tactical Training Range (TTR) participant systems. Work included hardware redesign and obsolete part replacement, IP core development, encryption firmware development, first article testing (FAT) including environmental and electro-magnetic interference (EMI), user training, and production of hundreds of upgrade kits.

Features

  • Form/fit replacement of legacy hardware

  • Functionality of obsolete parts supplied by newly developed IP cores

  • Added encryption

  • Flight qualified

Rugged, Weatherproof BLOS Ship Tracker

Ruggedized Waterproof BLOS Large Asset Tracking Module Design Experience

Customer

Overview

Development of a rugged, weatherproof Beyond Line-of-Sight (BLOS) tracker system that provides Time Space Position Information (TSPI) data for range participants during Fleet training operations utilizing the Defense Information System Agency (DISA) Iridium Enhanced Mobile Satellite Services (EMSS).

Features

  • Weatherproof

  • Uninterruptible Power Supply (UPS)

  • AES Encryption

  • AC or DC Power Options

Automated Range Equipment Test Setup

Advanced Range Automated Test Equipment Design Experience

Customer

Overview

Development of an automated test bed to perform range acceptance testing, pre-mission verification, performance validation, and fault isolation of transponders used in Tactical Training Range systems.

Features

  • Provides consistent test results from range-to-range

  • Tests three different transponder variants

  • Includes an integral RF simulator, Central Processing Unit (CPU), spectrum analyzer, power supply assembly, unit under test (UUT) power supply, interconnecting cables, and a double wide equipment rack.

VHF Transceiver

RF Transceiver Design Experience

Customer

Overview

12-month VHF transceiver prototype development exploiting commercially available off-the-shelf hardware. The prototype was used as the communications link for an Unmanned Underwater Vehicle (UUV) Communications/Navigation Aid Vehicle (C/NA) demonstration.

Features

  • Data Rate: 76 kbps

  • Frequency: 47 MHz , easily scaled to other ranges

  • RF Output Power: +25 dBm

  • Receiver Sensitivity: -97 dBm

RF Distribution for In-Flight Entertainment

RF Distribution Design Experience

Customer

Overview

Part of an “In-Flight Entertainment” system for commercial aircraft. The RF module provides all amplitude and gain matching, equalization, and signal splitting for the satellite receiving system.

Features

  • Frequency of Operation: 950 MHz – 2150 MHz

  • Gain Slope: 5 dB across band to equalize cable loss

  • High signal port isolation

  • Each module consists of 4 individual 1-4 way signal splitters with gain

Radar Simulator Exciter & Receiver

RF Radar Simulator Exciter & Receiver Design Experience

Customer

Overview

Design and development of a dependable 5 GHz transmitter exciter and receiver for a Portable Radar Simulator (PRS) system.

Features

  • 5 GHz Operation

  • Separate Transmitter Exciter and Receiver boards

High-Performance UHF SATCOM Diplexer

Satcom Diplexer Multiplexer RF Filter Design Experience

Customer

Overview

Research and development of a low-cost, lightweight, high performance UHF SATCOM / MUOS diplexer for two-way communications with expendable buoys. Work was performed under SBIR Phase I and II projects resulting in fabrication and testing of prototype triplexers.

Features

  • Patent‐pending high Q and miniaturized planar filter technology

  • 7.50″ x 1.74″ x 0.68″

  • 7.5 oz.

  • 150 Watts power handling

Communication System Consulting

3rd party Communication System Consulting Experience
RF Design Engineering Services

Overview

Communication system test, evaluation, and RF propagation analysis (i.e., link budget) for U.S. Air Force customer on Unmanned Aircraft System (UAS) application.

Highlights

  • Small UAS air-to-air communications CONOPS
  • Evaluation and testing of commercial Mobile Ad hoc Networking (MANET) radio
  • Provided link budget analysis and projected link distance and availability

Customer

Range Communication System Planning & Installation

Range Communication System Planning & Installation Experience

Overview

RF signal propagation and site survey analysis, and installation of range tracking communication system at U.S. training ranges.

Highlights

  • Planned installation via RF signal propagation analysis using specialized software package with terrain modeling
  • On-site installation of fixed ground and airborne platforms at remote training range locations
  • Provided on-site training to range personnel in the use and installation of range tracking communication system

Customer

Third-Party RF Amplifier Evaluation & Repair

RF Design Experience
REQUEST Amplifier Evaluation & Repair Information
RF Engineering Experience

Overview

Evaluation, troubleshooting, and repair of high-power bidirectional amplifier modules without benefit of any technical drawings or documentation.

Highlights

  • Comprehensive evaluation and deep-dive analysis of the transmit and receive circuitry
  • Successful repair validated through third-party testing
  • Originally designated “beyond economical repair” by supplier, units were cost-effectively repaired and fielded

Customer

UHF Radio Production

Overview

Production of a NuWaves’ developed multi-function UHF radio transponder. The UHF radio provides an RF communication link for the transmission of Time Space Position Information (TSPI) for a Tactical Training Range (TTR) system.

Highlights

  • 100 Watts RF Output Power
  • UHF Frequency Band
  • Four CCAs: Receiver, Transmitter, Power Supply, Digital/Logic

Customer

Contact NuWaves to find out how our engineering services can help enhance and accelerate your project.

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