Owner’s manual iris fm tuner a division of rockford corporation 613 south rock-ford drive tempe, arizona 8 5 2 8 1 602-967-3565.
Introduction the hafler iris fm tuner combines very high quality radio and audio frequency processing, convenient automatic features, and infrared remote-system control. The tuner employs a quartz-crystal referenced digital tuning system using a phase-locked-loop (pll) and a microprocessor having a ...
The iris tuner is shipped with styled end caps on its front panel. Rack-mounting ears are available from the factory for standard 19”-wide racks. Power connections the iris tuner is internally connectable for virtually all ac line power systems. Unless otherwise labelled, all units are wired for 120...
Way. Be sure to insert the plugs fully. Connect the free end of the cable to the single connector on the rear of the iris preamp. Operation for now, make sure that the four special function switches (11-i 4) are in the out position. (1-5) preset keys these keys allow five station frequencies to be s...
Higher tuning resolution is included in your tuner for both european use and to allow for slight intentional off-tuning, which is sometimes useful in unusual reception situations. (9) scan key (automatic tuning) this mode will usually be preferred for locating stations. Pressing scan initiates an au...
Holding scan for one second results in a fast-scan mode, which, upon key release, reverts to normal-speed scan to the next detected station. During fast-scan the tuning process will hold at the band ends, until you release the scan key. (11-14) the special function switches (11) distant station all ...
0 19 mute indicator lights when audio output is (dead) mute 0 16 signal strength dad i 0 17 tunefrequency (megahertz) small “5” lights for 0.05 mhz 50 khz increments 0 18 remote indicator 0 20 stereo indicator flashes each time lights if mono tuner receives command code switch is out from iris remot...
During preset, scan and fast manual tuning modes, muting is always activated by digital signals from the tuning system. Muting is also commanded by the iris remote control system, as explained later. For “dxing”, i.E. Searching for extremely distant stations, you may elect to de-activate the audio-m...
Needed, to cancel the noise deriving from the separation information, carried totally on the subcarrier. In nearly all cases, such progressive channel blending, applied only on weak signals, results in a far more listenable overall situation. The iris noise-reduction circuit has no effect on stronge...
(this “handshake” muting of iris tuner by iris preamplifier, when the tuner is de-selected, is employed to guarantee that the “on” tuner cannot “crosstalk” into the audio of your other selected preamplifier sources--thus allowing you to leave the tuner powered for maximum remote convenience.) key op...
Record security as explained in the “remote” section of the iris preamplifier manual, if record security is in effect (either record switch is in on the iris preamplifier), the tuner will refuse all iris remote commands, including clr. The preamplifier’s red mute legend will remind you of this by it...
For high gain. It is best to seek competent local advice for analysis of your specific reception condition. In addition to the 300 ohm terminal strip, a standard 75 ohm coaxial antenna input has been provided. The use of this input, using coaxial shielded cable, is recommended for outdoor use, to mi...
