Mipro ACT-311 UHF Analog Single-Channel Receiver
The ACT-311 is a single-channel receiver featuring a 24 MHz narrowband circuit and antenna diversity. It delivers stable reception and simple operation, ideal for small educational activities, conferences, and religious applications. The ACT-311 is a single-channel receiver featuring a 24 MHz narrowband circuit and antenna diversity. It delivers stable reception and simple operation. FEATURES Rugged half-rack metal chassis design. The front panel features a green backlit LCD and electronic buttons. The display brightness adjusts automatically during reception to clearly distinguish between active and standby channels. Equipped with a MIPRO-designed 24 MHz narrowband diversity receiving circuit for long-distance, stable signal reception without dropouts. Effectively reduces harmonic interference and increases usable channel count. Innovative dual-squelch system combining pilot tone and noise lock, with noise indicator and adjustable SQ sensitivity to extend reception range or minimize noise interference. Supports Auto Scan and ACT frequency synchronization for fast and accurate frequency setup. Factory-preset with 6 frequency groups, providing a total of 80 channels. The 7th group allows users to store 16 selectable channels from 961 available frequencies. Audio output includes three-stage adjustable gain settings to prevent distortion and maintain optimal sensitivity and dynamic range. Antenna connectors provide booster bias voltage, compatible with MIPRO professional antenna systems to enhance signal stability and reception range. Powered by an external AC 100 – 240 V switching power supply for stable operation under varying voltage conditions. Developed and manufactured in Taiwan. Offers excellent quality, outstanding value, and reliable professional performance. SPECIFICATION Model ACT-311 Name UHF Analog Single-Channel Receiver Channel Single Chassis Half-rack (9.5") metal chassis Frequency Range UHF 480–934 MHz (country dependent) Bandwidth 24 MHz Receiving Mode Diversity Display Green backlit LCD Control Interface ACT sync button, setting buttons Sensitivity 18 dBμV @ S/N > 80 dB Frequency Response 50 Hz–18 kHz Dynamic Range > 106 dBA Audio Outputs Balanced XLR and unbalanced 1/4" (6.3 mm) for independent outputs. Three-level gain setting: +16 / 0 / -6 dB (balanced), +10 / 0 / -6 dB (unbalanced) Antenna Detachable. 50Ω TNC female connector provides bias for the MIPRO antenna systems. Power Supply DC 12–15 V. External AC 100–240 V switching power supply Dimensions 210 × 44 × 165 mm (W × H × D) Weight Approx. 0.8 kg