AFRL Sensors Directorate Compact Range Evaluation
WPAFB, OH · Defense · Client: US Air Force
Project details
Performed RF shield testing and anechoic performance evaluation at Wright-Patterson Air Force Base.
Howland & Lawrence
Over a century of experience in RF shielding, anechoic chambers, and antenna measurement systems.
About the firm
Howland & Lawrence Chamber Services carries on the legacy of Ray Howland's original engineering enterprise, providing specialized engineering, installation, maintenance, and testing for RF shielding, anechoic chambers, and antenna measurement systems. Serving defense, aerospace, and telecommunications clients, the practice delivers complete chamber lifecycle support-from initial site preparation and shield testing to complex relocation and decommissioning.
- Firm type
- Telecom / RF Engineering · Defense Engineering
People
Jim HowlandManaging Director
Ivan BrownSenior Site Supervisor, Operations and Logistics Manager
Lawrence PiheraHead of Operations
Steve KuiperLead RF Test and Measurement Engineer, Senior Site Supervisor, and Southern California Service Manager
Stuart KronLead RF Engineer and Northern California Service Manager
Capabilities
Chamber Installation
Service websiteComprehensive site preparation and physical construction for diverse chamber types.
- Site preparation and permitting coordination
- Modular pan-type, metal-clad, and foil-gypsum construction
- Turnkey Over-the-Air (OTA) test system construction
- Absorber material installation and alignment
Testing Services
Rigorous diagnostic testing to ensure shielding effectiveness and compliance.
- IEEE-299, MIL-STD-285, and NSA 65-6 RF shield testing
- CTIA CATL certification testing
- Anechoic material inspection and remediation (VSWR, inverse spherical nearfield, NRL arch screening)
- In-process vacuum box testing for welded steel enclosures
- Radar Cross Section (RCS) test facility support
Chamber Maintenance
Service websitePreventive maintenance and rapid repair services to maintain chamber performance.
- Preventive maintenance contracts
- On-call repair and rapid return-to-service
- Fingerstock and door seal replacement
- Absorber and ferrite tile replacement
Chamber Relocation and Removal
Service websiteSafe disassembly, transport, and reassembly of specialized testing chambers.
- Anechoic material removal, packing, and reassembly
- Shielded enclosure disassembly and transport
- Decommissioned chamber disassembly and removal
- Post-relocation RF shield testing
Systems Engineering Support
Engineering documentation and technical support for complex systems.
- Technical writing to DoD, USAF, Army, NAVAIR, and commercial standards
- Proposal preparation and requirements analysis
- Contract Data Requirements List (CDRL) compliance support
Industries
Defense · Government · Aerospace · Telecommunications
Projects
Navy Advanced System Integration Lab (ASIL) Chamber Testing
Patuxent River, MD · Defense · Client: US Navy
Project details
Implemented an innovative in-process RF weld testing technique based on ASME BPVC vacuum box testing, saving weeks on the construction and testing schedule.
High Power MW Test Facility Chamber Characterization
White Sands Missile Range, NM · Defense · Client: US Army
Project details
Conducted chamber characterization, data acquisition, and analysis at the High Power MW Test Facility.