In order to achieve professional sound quality requires two things:  One -  A talented and skilled performer.  Two -  The use of high quality professional level equipment that is reliable, dependable and produces an exceptional sound quality (i.e. the custom made Sand Nylon Electric Guitar pictured below).  If you have heard one of Bob's performances you will have to be the judge of his talent and skill but listed below is a list of equipment he uses to produce his professional sound quality.

Custom made Sand Nylon Electric - www.sandguitars.com 

Gibson Custom Shop CS-356 - www.gibson.com

Taylor K14ce Acoustic - www.taylorguitars.com

Fender Nashville Tele Electric - www.fender.com 

AER  Acousticube II amplifier -   www.aer- amps.com

Elixir Light NanoWeb Coating, .012/.053 -www.juststrings.com

D'Addario Classical Hard Tension, EJ27H - www.juststrings.com

Electric Guitar Nickel  Plated Steel Standard Tension  .010 - .046 - www.juststrings.com

Gibson Tone Temper Ultra Lights .011 - .050 - www.juststrings.com

Mackie 402 Mixer - www.mackie.com

AKG C5 Premium condenser vocal microphone - www.sweetwater.com