Ramsey Electronics TF-1 Bedienerhandbuch PDF herunterladen (Seite 7)

TF1 • 7

❒ 4 .01uF disc capacitors (labeled .01 or 103 or 10nF) [C6,10,16,13]

❒ 2 .01 uF Mylar capacitor (in a rectangular case [looks like a Chicklet]

labeled 103) [C7,18]

❒ 6 .1uF disc capacitors (labeled .1 or 104) [C2,3,8,11,14,15]

❒ 2 10 uF electrolytic capacitor (labeled 10uF) [C1,4]

❒ 2 220 uF electrolytic capacitors (labeled 220uF) [C9,12]

❒ 1 100 uH inductor (coil on form with hex tuning slug) [L2]

SEMICONDUCTORS AND INTEGRATED CIRCUITS

❒ 1 6.2 volt zener diode (small gray glass case with banded end) [D3]

❒ 1 Varactor diode (MVAM 108) [D2]

❒ 1 Jumbo LED (light emitting diode) [D1]

❒ 1 NPN Transistor (three leads marked 2N3904) [Q1]

❒ 1 NE602 mixer oscillator IC (8 pin DIP IC marked NE602) [U1]

❒ 1 LM 386 audio amplifier IC (8 pin DIP IC marked 386) [U2]

MISCELLANEOUS COMPONENTS

❒ 1 PC mount push-button switch [S1]

❒ 1 PC mount mini jack [J1]

❒ 1 9 volt rectangular battery “snap” connector

❒ 1 9 volt battery clip

❒ 1 Miniature 8 ohm speaker [SP1]

❒ 2 17” pieces of 1/2 “ PVC tubing, one having slots cut in the end; one

having three holes pre drilled

❒ 1 8 ” piece 1/2 “ PVC tubing

❒ 1 45 degree 1/2 “ PVC elbow

❒ 1 1/2 ” PVC endcap

❒ 1 1/2 ‘ PVC coupling

❒ 1 Foam grip handle

❒ 4 ’ RG-174 mini coaxial cable

❒ 35 ’ 24 AWG enameled magnet wire

❒ 18 ” 3/8 “ Diameter copper tubing

❒ 1 “Clamshell” abs plastic case with pre-punched panel set

❒ 1 Panel sticker set

❒ 2 #4-40 X 1 “ cover mounting screws

❒ 4 #4 x 3/8” self tapping screws

❒ 2 #6 type B self tapping screws

RAMSEY LEARN-AS-YOU-BUILD KIT ASSEMBLY

There are numerous solder connections on the TF-1 printed circuit board.

Therefore, PLEASE take us seriously when we say that good soldering is

essential to the proper operation of your metal detector!

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Ramsey Electronics TF-1 Bedienerhandbuch Seite 7