The Diamond SRH940 is a commercial-grade, ultra-wideband portable antenna system engineered to deliver exceptional transmission efficiency and expanded reception infrastructure for advanced handheld transceivers. Operating as a dedicated tri-band transmission radiator, it provides precision-tuned performance on the 50 MHz (6-meter), 144 MHz (2-meter VHF), and 430 MHz (70-centimeter UHF) bands. Beyond its primary transmission capabilities, the antenna serves as a high-integrity wideband monitoring utility, engineered to maximize reception across AM\/FM broadcast bands, civil aviation Air Bands, and public utility scanning spectrums (150\/300\/450\/900 MHz). It stands as an essential physical infrastructure asset for emergency response coordinators, search and rescue teams, technical signal interceptors, and high-rotation B2B radiocommunication distribution networks.<\/p>\n
Built to sustain continuous service rotation and mechanical bending fatigue on field service benches or active patrol environments, the whip element features a highly flexible, impact-resistant polymer sheath enclosing a premium radiator structure. The antenna’s internal electrical design is engineered as a 1\/4-wave element at 50 MHz and 144 MHz, and transitions to a high-efficiency 1\/2-wave configuration at 430 MHz to deliver a stable 2.15 dBi system gain. Terminated with a precision-milled SMA-Male connector with a low-profile base collar, it ensures an absolute flush, weather-resistant, and vibration-proof mechanical link directly to the transceiver chassis port, minimizing mechanical stress on the radio’s top-accessory socket.<\/p>\n
\u2022 Component Type: Professional Handheld Multi-Band Tactical Whip Antenna
\n\u2022 Certified Transmission (TX) Band Allocation: 50 MHz \/ 144 MHz \/ 430 MHz Tri-Band Core
\n\u2022 Wideband Reception (RX) Frequency Matrix: AM \/ FM Broadcast, Civil Aviation Air Band, 150 MHz, 300 MHz, 450 MHz, and 900 MHz Spectrums
\n\u2022 Antenna System Nominal Gain: 2.15 dBi
\n\u2022 Power Handling Threshold: 10 Watts Maximum Continuous Input Power
\n\u2022 Wave Profile Architecture: 1\/4 \u03bb (50\/144 MHz) and 1\/2 \u03bb (430 MHz) Variable Electrical Layout
\n\u2022 Primary RF Interface Standard: Precision-machined SMA-Male (Plug) connector
\n\u2022 Total Assembly Physical Length: 45 cm
\n\u2022 Net Hardware Weight: 44 grams
\n\u2022 Radiator Armor Profile: High-elasticity, all-weather black polymer protective jacket
\n\u2022 Application: Perfect for upgrading original manufacturer rubber ducks on multi-band transceivers, maximizing reception tracking on portable scanners, boosting field communications coverage, and maintaining a high-volume, premium stock line for specialized B2B retail distribution channels.<\/p>\n","protected":false},"excerpt":{"rendered":"
Triband portable antenna<\/p>\n","protected":false},"featured_media":21208,"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":[12171],"product_cat":[12331,12324,12400,12303,12304,12833],"product_tag":[],"class_list":{"0":"post-13491","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-diamond-antenna-en","7":"product_cat-diamond-antenas-en","8":"product_cat-antenas-en-2","9":"product_cat-walkie-conector-sma-en","10":"product_cat-walkies-accessories","11":"product_cat-antenas-accesorios-walkies-en","12":"product_cat-walkies-triband-antennas","14":"first","15":"instock","16":"taxable","17":"shipping-taxable","18":"purchasable","19":"product-type-simple"},"acf":[],"yoast_head":"\n