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Ramsey Electronics MR6 - page 1
MR6 • 1 Ramsey Electronics Model No. MR6 Easily track your rocket usin g a scanner receiver. Uses SMT (surface mount technology) components for the ultimate in miniaturization and performance. Actual Si ze of Assembled Kit With Battery MODEL ROCKET TRACKING AND TELEMETR Y TRANSMITTER KIT • Talk about small - this bab y ’s MIC RO size ! • Ge ...
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Ramsey Electronics MR6 - page 2
MR6 • 2 RA M SEY T RA N SMIT T ER KIT S • FM10 A, FM25B FM Stereo Transm itter s • TV6 TV Tr ansm it t er • AM1, AM25 AM Transmitters RAMSE Y RECEI V E R KI TS • FR1 FM Broa dcas t Receiver • AR1 A ircraft Band R eceiver • SR2 Shortwa ve Receiver • A A7 Ac t i ve An t e n n a RAMSE Y HOBB Y KI TS • SG7 Personal Speed Radar • SS7 ...
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Ramsey Electronics MR6 - page 3
MR6 • 3 MR6 MODEL ROCKET TRACKING AND TELEMETR Y TRANSMITTER Ramsey Publica tion No. MR6 Price $5.00 TABLE OF CONTENTS Introduction to the MR6 ........ ......... 4 How it works ............... ................... 4 SMT soldering instructions ... .......... 5 Parts list ..................... ................... 7 Parts Layout diagram ............. ...
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Ramsey Electronics MR6 - page 4
MR6 • 4 I NTRODUCTION Welcome to the latest innovation in electronics technology using (S)urface (M)ount (T)echnology , or SMT. Just as when the transistor revolutioniz ed the amount of space required to construct electronic circuits, the ad vent of surface mount components have further “shrunk” the dimensions of what we are accustomed to see ...
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Ramsey Electronics MR6 - page 5
MR6 • 5 RAMSEY Learn-As-You-Build KIT ASSEMBLY There are nu m erous solde r con nections on the MR6 printed circuit board. Therefore, PLEASE take us seriously when we say that good soldering is essential to the proper operation of your tra nsmitter! • Use a 25-50 watt soldering pencil with a clean, sharp tip. • Use only rosin-core solder inte ...
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Ramsey Electronics MR6 - page 6
MR6 • 6 the solder (see the associated diagrams). Another commonly used technique is to glue th e surf ace mount components to the printed circuit board before soldering. The p rocedure is to take a s mall amount of glue (usually with a pin or toothpick) and “dab” the circuit board in the place where the component will be a ffixed. Be careful ...
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Ramsey Electronics MR6 - page 7
MR6 • 7 MR 6 PA RTS L IST No te the extra chip components included. RESISTORS 4 1K ohm chip resistors (R2,3,4) 3 10K ohm chip resistors (R1,7) 7 100K ohm chip resisto r (R5,6,8,9,10) CAPACITORS 7 5 pF chip capacitors (C7, 8,9,11 ) 2 22 pF chip ca pacitor (C12) 3 100 pF chip c apacitor (C3, 4) 3 .001 uF chip capacitor ( ...
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Ramsey Electronics MR6 - page 8
MR6 • 8 Top side of MR6 (SMT Side): Bottom side of MR6: ...
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Ramsey Electronics MR6 - page 9
MR6 • 9 SCHEMATIC DIAGRAM: ...
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Ramsey Electronics MR6 - page 10
MR6 • 10 Now, let's get building ! First, we’ll install the “normal” parts th at mount on the “component “ side of the circuit board w ith their leads pa ssing through to the “solder” side of the board. This will also help us to get ac quainted with the up - down, left - right orientation of the circuit board. Rem ember that th ...
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Ramsey Electronics MR6 - page 11
MR6 • 11 14. Install Q3, another MMBTH10L NPN surface mount transistor (marked 3E). Once again orient it as shown in the parts placement diagram. 15. Install R8, 100K ohm chip resistor. This completes the frequency multiplier portion of the MR6. We’re actually working our way back wards through th e transm itter, from antenna to th e os ...
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Ramsey Electronics MR6 - page 12
MR6 • 12 CONGRATULA TIONS You have just co mpleted your MR6 mo del rocket tracking un it. Take a well deserved break now . Give your eyes a rest. W hen y ou return, be sure to check over your work on the entire circuit board. Ene rgizing the circuit board with solder “ bridges” or m isplaced c omponents can damag e y our kit. MR 6 SE T- U P A ...
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Ramsey Electronics MR6 - page 13
MR6 • 13 DATA INPUT IDEAS: The easiest way to use your MR6 is to tune your 2 meter scanner or receiver until you hit the “dead spot” indicating that it is receiving the carrier from your kit. Turni ng the MR6 off will confirm that you’re on the right frequency. You may want to get a little more creative with your MR6 and have something to l ...
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Ramsey Electronics MR6 - page 14
MR6 • 14 CONCLUSION We sincerely hope that you have enjoy ed the construction and use of this Ramsey Kit. As always, we have tried to compose our manual in the easiest, most “user friendly” format that is poss ible. As our custom ers, we value your opinions, comments, and additions th at you would like to see in future publications. Please su ...
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Ramsey Electronics MR6 - page 15
MR6 • 15 The Ramsey Kit Warra nty Please read carefully BEFORE calling or writing in about y our kit. Most problems can be solved wit hout contacting the factory. Notice that thi s is not a "fin e print" warranty. We w ant you to under stand you r rights and ours too ! All Ramsey kits w ill work if assembl ed prope rly. The ve ry fact t ...
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Ramsey Electronics MR6 - page 16
MR6 • 16 MODEL ROCKET TRACKING TRANSMI TTER Quick Referenc e Pag e Gu id e Introduction to the MR6 ................. 4 How it works ........................ .......... 4 SMT soldering instructions .............5 Parts list ................. .................... .... 7 Parts Layout diagram .... ... .... .......... 8 Schematic diagram ............. ...
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