Ramsey Electronics SS70A User Manual
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SS70A
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SPEECH SCRAMBLER SS70A 
Quick Reference Page Guide 
 
Introduction to the SS70A .............. 4 
Circuit Description .......................... 5 
Parts list ......................................... 7 
Schematic diagram ........................ 8 
Testing the SS70A ........................12 
Hook-up configurations .................13 
Troubleshooting ............................16 
Parts Layout Diagram ...................18 
Ramsey kit warranty .....................19 
Price: $5.00 
Ramsey Publication No. MSS70A 
Assembly and Instruction manual for: 
RAMSEY MODEL NO. SS70A SPEECH INVERSION KIT 
RAMSEY ELECTRONICS, INC. 
590 Fishers Station Drive 
Victor, New York 14564 
Phone (585) 924-4560 
Fax (585) 924-4555 
www.ramseykits.com 
REQUIRED TOOLS
•
Soldering Iron Ramsey WLC100
•
Thin Rosin Core Solder Ramsey RTS12
•
Needle Nose Pliers Ramsey MPP4 or RTS05
•
Small Diagonal Cutters Ramsey RTS04
<OR> Technician’s Tool Kit TK405 
 
ADDITIONAL SUGGESTED ITEMS 
•
Holder for PC Board/Parts Ramsey HH3
•
Desoldering Braid Ramsey RTS08
•
Digital Multimeter Ramsey M133
TOTAL SOLDER POINTS
162
ESTIMATED ASSEMBLY
TIME
Beginner .............. 5.0 hrs 
Intermediate ........ 2.8 hrs 
Advanced ............ 2.1 hrs