{"id":52358,"date":"2023-01-03T18:33:56","date_gmt":"2023-01-03T16:33:56","guid":{"rendered":"https:\/\/pihernz.com\/?post_type=product&p=52358"},"modified":"2026-07-07T13:47:46","modified_gmt":"2026-07-07T11:47:46","slug":"avair-av-40n-swr-power-metter","status":"publish","type":"product","link":"https:\/\/pihernz.com\/en\/producto\/avair-av-40n-swr-power-metter\/","title":{"rendered":"Avair AV-40N Premium SWR and Power Meter \u2013 Cross-Needle VHF\/UHF RF Wattmeter (140-525 MHz, 15W\/150W Selectable, N-Type Female Connectors, 50 Ohm)"},"content":{"rendered":"

The Avair AV-40N premium SWR and power meter<\/strong> is a commercial-grade radio frequency (RF) diagnostic instrument precision-engineered to deliver real-time monitoring of standing wave ratios and forward\/reflected power across professional VHF and UHF radiocommunication networks. Operating dynamically across a critical 140 MHz to 525 MHz frequency coverage spectrum<\/strong>, this high-performance bench and field wattmeter allows engineers and fleet installers to fine-tune antenna matching, optimize transceiver performance, and safeguard expensive radio hardware from structural return loss (VSWR) damage. It serves as an essential logistics procurement asset for electronic repair labs, emergency dispatch base stations, vehicular radio deployment crews, and high-volume B2B radiocommunication accessory wholesale distributors looking to supply high-reliability RF instrumentation.<\/p>\n

The advanced technical architecture of the Avair AV-40N features a user-selectable multi-range power switch supporting 15 Watts and 150 Watts maximum power thresholds<\/strong>, with a highly sensitive minimum power requirement of just 1W<\/strong> for low-power handheld tracking. Built with a standard 50 Ohms nominal impedance<\/strong> core layout, it maintains a tight calibrated instrumentation accuracy threshold of 10%<\/strong> across its entire operational envelope. The unit’s rigid, low-attenuation chassis comes pre-configured with premium N-type female connection ports<\/strong> to ensure optimal shielding efficiency at higher UHF frequencies. Housed in a compact, space-efficient enclosure measuring 8.5 x 8.7 x 9.5 cm<\/strong> and weighing a balanced 280 grams<\/strong>, this high-integrity meter incorporates a 12V DC power input<\/strong> terminal for clear, multi-shift dial illumination and absolute field deployment readiness.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Technical Specification Parameter<\/th>\nSpecifications<\/th>\n<\/tr>\n<\/thead>\n
Product Brand Designation<\/td>\nAvair Technology (Original Equipment Manufacturing)<\/td>\n<\/tr>\n
Hardware Model Designation<\/td>\nAV-40N (AV-Series VHF\/UHF Precision Metric Line)<\/td>\n<\/tr>\n
Primary Component Classification<\/td>\nRF Standing Wave Ratio (SWR) & Forward\/Reflected Power Wattmeter<\/td>\n<\/tr>\n
Operational Frequency Windows<\/td>\n140 MHz to 525 MHz Continuous VHF\/UHF Diagnostic Coverage<\/td>\n<\/tr>\n
Selectable Measurable Power Scales<\/td>\n15 Watts \/ 150 Watts Dual-Scale Switching Matrix<\/td>\n<\/tr>\n
Minimum Required Detection Power<\/td>\n1 Watt Baseline Input for SWR Detection Tracking<\/td>\n<\/tr>\n
System Calibration Accuracy Tolerance<\/td>\n\u00b110% Nominal Variance Performance Profile<\/td>\n<\/tr>\n
System Characteristic Impedance<\/td>\n50 Ohms Nominal Standard Optimization<\/td>\n<\/tr>\n
Primary RF Interface Connections<\/td>\n2x N-Type Female Low-Attenuation Coaxial Sockets (Input\/Output)<\/td>\n<\/tr>\n
Internal Dial Illumination Power<\/td>\n12V DC External Input Support Port<\/td>\n<\/tr>\n
Total Outer Physical Dimensions<\/td>\n8.5 cm x 8.7 cm x 9.5 cm overall chassis layout footprint<\/td>\n<\/tr>\n
Net Component Mass Weight<\/td>\n280 grams lightweight portable bench configuration<\/td>\n<\/tr>\n
Primary Fleet Utility Purpose<\/td>\nTurnkey antenna system SWR analysis, transceiver power verification, transmission line diagnostic monitoring, lab testing, and field network infrastructure optimization<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

SWR\/Power meter<\/p>\n","protected":false},"featured_media":52355,"template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","inline_featured_image":false,"_joinchat":[]},"product_brand":[12750],"product_cat":[12795],"product_tag":[12985],"class_list":{"0":"post-52358","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-avair-en","7":"product_cat-avair-meters","8":"product_tag-cb-en","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"acf":[],"yoast_head":"\nAvair SWR and Power Meter | AV-40N 140-525MHz N-Type | B2B<\/title>\n<meta name=\"description\" content=\"Source the professional Avair SWR and power meter. 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