FM Stereo Modulator Model no. SEFM 700 Features:
The transmission frequency is stable because it has PLL system FM transmitter circuit.
> Buiit-in the Pilot-tone system FM stereo meduiator circuit It is possible to attempt to improve a timbre because it has the Pre-emphasis circuit, Limiter circuit and Low-pass filter circuit.
> PLL controls data input in parallel (4bits, 14ch) Specifications:
Q RF Output Level: 45dBu +5dBu U Transmission Frequency: 106.7, 106.9, 107.1, 107.3, 107.5, 107.7, 107.9MHz
(7 Channel - 200KHz Step) O Audio Input Level: 1.5V RMS 0 Audio Input Frequency: 20Hz to 15KHz 0 Pre-emphasis time constant: 50u/sec 0 Stereo Channel Separation: 40dB 0 Total Harmonic Distortion: 0.3% Maximum
(| Stereo Channel Balance: 0dB +2qB 0 FM Modulation Depth: 75KHz at L+R+Pilot O Sub Carrier Rejection Ratio: -30dB U Low-pass Filter Cut Off Frequency: 15KHz (-3dB) G FCC Version 0 Dimensions: 86W x 29H x 46Dmm 0 Weight: 150g Accessories Audio Input Cable (6Pin DIN): 1pe Power Cable: {pe Antenna Cable (Y-Type): Ipc Mounting Screw (M3 x 12mm): 2pcs Owners Manual: tpc WARNING This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation, 7 INTERFERENCE ON 107.9MHz:
Instruction Man ual If interference experienced is on 107.9MHz, change the position of the frequency select switch on the side of the FM Stereo Modulator and tune PLL FM Stereo Modulator the radio to 106.7 ~ 107.9MHz. Model no. SEFM 700 coer Frequency Selector Switch PLL FM-STEREO MODULATOR. : FREQUENCY SELECTOR SWITCH
| 1.2 3 4 Frequency(MHz)) aa 106.7 Mou BEFORE INSTALLING THE MODULATOR ene 106.9 1. Do not install the unit in the following locations. {| 2 4071. Locations exposed to direct sunlight. = = = _ e Where hot air is discharged from the car heater __ al 10730 |
e in areas subject to extreme temperatures a iS 107.5 !
2. Be careful not damage the car wiring. en 3. Be sure to use the supplied screws. pee 107.7 INSTALLATION ee |
The FM Stereo Modulator must be mounted within 24inches of your radio so that its power cable can reach the radio power antenna lead. {it can be fixed to any flat SPECIFICATIONS:
surface behind the instrument panel with two 3mm tapping screws. Frequency: 106.7MHz to 107.9MHz (7 channel - 200KHz Step) Your final choice of location should allow for the insertion or removal of the 6pin Repu Level: a eB cable from the FM Stereo Modulator Unit. Stereo Sep aration: 40dB Also, the FM Station Frequency Selector Switch is located on the side and you may . ie . wish to change it after your initial checkout or sometime in the future. Oneratna volage oye ane Di ions: 84W x 29H x 46D FM RADIO FREQUENCY PRESET: Weight 209 The FM Stereo Modulator can operate on from 106.7MHz to 107.9MHz.
(7 Channel - 200KHz Step) The Frequency Selector Slide Switch is on one channel of the Modulator and was > Specifications and design are subject to change without notice. set 107.9MHz at the factory. Assuming it is still there, turn on the car stereo and select FM band operation. Tune the radio to 107.9MHz(depending on frequency to which the installer has set the unit), or push the pre-set memory button. Printed in Korea SEFM 700-01 Wiring Connection To DVD Player RCA Line Output t a i / LR White ae = ed 6 Pin DIN Connector
+12V Power Antenna "
Lead & ., Ground Sw
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