Summary of Contents for Lecson Sfm2
- Page 1 INSTRUCTION MANUAL Lecson Systems Limited Burrel Road St.Ives Huntingdon Cambridgeshire England PE17 4LE Telephone 0480 64124 TELEX 32562 Lecson G...
- Page 2 . W e w o u l d p a r t i c u l a r l y recommend that the SFM2 Tuner be used with the matching range of Lecson Amplifiers and Loudspeakers.
- Page 3 Do not push in or pull out DIN plugs while the tuner is switched on. The SFM2 is protected by a fuse located adjacent to the mains lead entry. Replacement fuses must be of the correct type: 20mm 1 amp anti-surge.
- Page 4 - 3 - 4. CONTROL FUNCTIONS Fig 3 shows the top face of the SFM2, and the control functions are described below. 4.1. Indicator Lamps . 4.1.1. Tuning Scale . The tuning scale consists of a line array of Light Emitting Diodes.
- Page 5 If the switch is set to ON when the SFM2 is tuned more than 40KHz from a station centre frequency the output will be muted in this mode. The Tuner is muted at any time that the 'ON Channel' LED is extinguished.
- Page 6 - 5 - 5. TECHNICAL SPECIFICATIONS Tuning Range: 88 to 108 MHz Aerial Inputs: 72 Ohm unbalanced, 300 Ohm balanced Sensitivity: 1.2uV for 30 dB Quieting IHF IF Rejection: >85 dB Capture Ratio: 1.2 dB Frequency Response: 20Hz to 15KHz + 1 dB T.H.D.
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