Sears-Roebuck-and-Co-132816A 电路原理图.pdf

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1、MANUAL OF 1947 MOST-OFTEN-NEEDED RADIO DIAGRAMS SEARS, ROESyCK AND Ca: Models 6011, 6012, 132e816, 132e816A. Tuning range 540 Kc to 1600 Kc. Intermediate frequency45 5 Kc. RF and IF measurements made at 50 milliwatts outputapproximitely .58 volt On a rectifier type voltmeter connected acro the voice

2、 coil. Approximate inputs for 50 output: IF7S uv. RF with standard loop: at 600 Kc400 uv/m; at 1000 Kc)50 uv/m; at 1400 KcS uv/m. RF at antenna clip: at 600 Kc50 uv; at 1000 Kc40 uv; at 1400 Kc40v. ALIGNMENT DATA Position Gcmroter GciMralor Adiwst of Gonorotor Dummy CeniMction ConnMtien Trimmon Trim

3、mor Voriobto Froquoncy Ant. (high sida) (low side) (In ordor diown) Function Open 455 Kc .05 mfd. Mixer grid Float. Gnd. T2-T1 IF Open 1620 Kc 5 0 mmfd. Ant. clip Chassis C2 Osc. 1400 1400 Kc 50 mmfd. Ant. clip Chassis Cl Ant. To Reset Pointer: rith the receiver tuned to a 1400 Kc signal, attach poi

4、nter to dial cord so as to align with inverted V” notch on lower ledge of dial backing plate. This radio receiver is equipped with a built-in antenna which will be satisfac tory for local receptbn. If you are located some distance from a station, or local noise from electrical equipment is bothersom

5、e, reception will be greatly improved by the installation of an outside antenna. Provision is made for connection of an external antenna at the rear of the chassis. Figure 2 indicates the location of the clip to which connection should be made. Be sure to remove the black wife from the clip before attaching the external antenna. This receiver is designed to operate without a ground connection and no attempt should be made to use one. eSA7GT/G I2SK7(3T/G I2SQ70T/G MT. -A.AVC. 50L6GT OUTPUT 收音机爱 好者资料库 RadioFans.CN