Elecraft XV Assembly Manual for XV432 MHz User Manual

Elecraft Transverter Model XV432 Assembly Manual Rev D, July 18, 2012 Copyright © 2012, Elecraft; All Rights Reserved

- 8 - Soldering, Desoldering and Plated-Through Holes CAUTION: Solder contains lead, and its residue can be toxic. Always wash your hands after hand

- 9 - Parts Inventory You should do a complete inventory. Contact Elecraft if you find anything missing. i Leave painted panels wrapped until they

- 10 - Picture Ref. Designator(s) QTY Description Part # 14 Machine Screw Nut, 4--40 E700011 14 Split Lock washer, #4 (Includes two

- 11 - Picture Ref. Designator(s) QTY Description Part # 1 Anderson Powerpole® Connector Roll Pin E700071 J7 & mating cable plug 2

- 12 - Picture Ref. Designator(s) QTY Description Part # F1 1 Resettable Fuse, 8 Ampere, 16 Volt E980113 U2 1 Voltage Regulator, 9 Vol

- 13 - Picture Ref. Designator(s) QTY Description Part # R21 1 Resistor, metal oxide, 1 watt, 5%, 820 ohm (821) E500094 R20, R26, R27 3

- 14 - Picture Ref. Designator(s) QTY Description Part # C1 1 Ceramic Trimmer Capacitor, 2 - 6 pF E530213 C26, C60 2 Capacitor, Electro

- 15 - Picture Ref. Designator(s) QTY Description Part # FL1, FL2 2 Helical Filter, Three Section i Do not change the adjustments on these f

- 16 - Picture Ref. Designator(s) QTY Description Part # FAN 1 1 Fan E980114 1 5” Hex Tuning Tool E980068 1 Thermal Insulator,

- 17 - Front panel PCB components. Picture Ref. Designator(s) QTY Description Part # 1 Printed Circuit Board E100168 2 Screw, Fillis

- 18 - Picture Ref. Designator(s) QTY Description Part # D11 1 LED Light Bar, Yellow (packaged in foam) E570011 Q1,Q2,Q3,Q4,Q5,Q6, Q7 7 T

- 19 - Board Assembly Procedure Follow the assembly procedures in the order given. The steps have been organized in a sequence that allows best acce

- 20 - i The front panel PCB has parts on both sides of the PCB. Follow the instructions carefully. If parts are placed on the wrong side of the PCB

- 21 - i In the steps that follow, you'll be installing groups of components. When working from a long list, install all of the items on one li

- 22 - i The remaining parts will be installed on the front of the PCB. Follow the LED installation instructions carefully to preserve the appearan

- 23 - Sort all of the resistors by value. If the color bands are difficult to read, use a DMM (digital multimeter) to verify their values. Tape th

- 24 - RF PCB Assembly To help you locate the component positions on the large RF PCB, the following steps refer to the five general areas of the PC

- 25 - Secure the L brackets loosely to the front panel PCB using two 4-40 x 3/16" (4.8 mm) screws (black). It is not necessary to use lock wa

- 26 - Install R24, 68 ohm (68), 2-watts, in the lower left quadrant. Space it about 1/16” (1.5mm) above the PCB just like you did for the 1-watt re

- 27 - Install D5 (1N4007) in the upper right quadrant. Position it against the PCB with the banded end of the diode aligned with the banded end of

Table of Contents INTRODUCTION ...

- 28 - Install the capacitors listed below near the circle for OV1 between the upper and lower right quadrants. __C14, 15 pF (15) or (150)  __C14

- 29 - Solder just two diagonally opposite corner pins on each relay. Solder just two diagonally opposite corner pins on each relay. Turn the book

- 30 - Install PC trimmer potentiometer R39, 1 K-ohm (102) near the center of the PCB as you did R10 and R22. Locate the 25-ohm PC board trimmer pot

- 31 - Locate the two unshielded solenoidal inductors: L4 has an orange body with four turns. L19 has a yellow body with four turns. L19 may be supp

- 32 - Locate the solder pads for choke L7 on the left side of the PCB next to electrolytic capacitor C26 near the notch. Choke L7 consists of a bar

- 33 - i The following transistor is particularly sensitive to electrostatic discharge (ESD) damage. Take ESD precautions (see page 5). Wear a groun

- 34 - Locate the two RCA Jacks, J3 and J4. Use your flush cutters to trim off the two small plastic feet on each jack. Be sure they are cut flush

- 35 - Inspect the end of each connector. You should see the contact pressing up against the end as shown in Figure 27. If necessary, press the cont

- 36 - Mount antenna connector J1 on the cabinet back panel using four 5/16” 4-40 pan head zinc or stainless screws, lock washers, nuts and two grou

- 37 - Solder the two ground lugs on antenna connector J1 to the PCB (See Figure 33). SOLDER WIRE TO CENTER TERMINALSOLDER GROUNDLUGS TO PCB PADS. (

- 2 - Introduction This is the assembly manual for the Elecraft XV432 transverter kit. A separate manual covers the assembly of the Elecraft XV50, X

- 38 - i In the following steps, you’ll choose whether to set up your transverter for use with a single antenna and feed line or for use with separa

- 39 - RED WIRE PASSES THROUGH HOLE IN CIRCUIT VIA TO BOTTOM SIDE OF BOARD. PULL THE EXCESS WIRE THROUGH THE HOLE.BLACK WIRE SOLDERED TO PAD B. Fig

- 40 - i In the following steps you will install the hardware that attaches the RF power module to the bottom cover. Follow the steps carefully to e

- 41 - Slide the PCB under the leads on the RF power module and over the screws until they pass through the holes in the PCB (see Figure 40). You ca

- 42 - Bend the RF power module lead above the pad leading to C27 up away from the solder pad. This is the lead at the right in Figure 40. Solder t

- 43 - Final Assembly i Either wear a grounded antistatic wrist strap or touch an unpainted, grounded object before handling the processor (U1) in

- 44 - Press the key cap onto the On/Off switch shaft until it clicks in place. Attach a 2-D fastener to the each screw hole at the top corners of t

- 45 - Insert the terminals into the housings exactly as shown in Figure 47. The terminals should snap securely in place. Pull on the wires individu

- 46 - Test and AlignmentIn the following steps you will connect your transverter to your station equipment to perform a complete alignment and test

- 3 - Elecraft 1-Year Limited Warranty This warranty is effective as of the date of first consumer purchase (or if shipped from the factory, the

- 4 - Preparing for Assembly Overview of the Kit The Elecraft XV transverters use modular construction, both physically and electrically. This conce

- 5 - Preventing Electrostatic Discharge Damage Your XV transverter uses integrated circuits and transistors that can be damaged by electrostatic di

- 6 - Reading Resistor Color Codes It is very helpful if you learn to read the color codes. A color code chart showing how to read the four color b

- 7 - If one or two digits are used, that is always the value in picofarads (pF). If there are three digits, the third digit is the multiplier. For