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Adjusting Forplay III heater supply resistor for different tubes
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Doc B.
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9
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2767
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August 07, 2011, 01:06:46 PM
by porcupunctis
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Lower noise floor tweak for Extended Foreplay III
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Doc B.
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5
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3642
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April 12, 2010, 07:00:27 PM
by Doc B.
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more FPIII heater supply resistor values for various tubes
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John Roman
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4
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414
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October 03, 2011, 06:18:47 PM
by Paul Joppa
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Foreplay III info
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Doc B.
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0
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2908
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October 15, 2009, 11:07:03 AM
by Doc B.
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New MJE 350 transistor orientation in Extended upgrade
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Doc B.
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0
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727
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November 22, 2010, 09:24:00 AM
by Doc B.
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Foreplay III New Build + adjusting listening levels + ST-70 troubleshooting
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syncro
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50
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4923
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May 28, 2010, 09:28:51 AM
by Grainger49
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No glow for me with the OD3
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bainjs
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33
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1146
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October 11, 2011, 08:19:42 PM
by Doc B.
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Tube rolling on Foreplay III
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Anton
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33
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3413
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April 15, 2012, 12:20:29 PM
by Paul Joppa
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Foreplay III Upgrade Problems
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skins
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28
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2903
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May 22, 2011, 04:15:34 PM
by Paul Joppa
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Foreplay III voltage question
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bainjs
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27
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2073
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March 28, 2011, 02:32:56 PM
by Grainger49
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Where's there smoke... (extended upgrade)
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Steve Reese
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26
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2356
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March 21, 2011, 04:12:09 AM
by Grainger49
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Foreplay III stock - coupling caps suggestions sought
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syncro
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24
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2796
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December 27, 2011, 03:30:28 PM
by Grainger49
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New Foreplay build Questions
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mchurch
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22
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1291
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December 13, 2011, 03:20:17 PM
by ajp
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Right side not working on Extended Foreplay 3
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J Leng
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22
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3330
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December 15, 2010, 09:12:54 AM
by Doc B.
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foreplay 3 construction help! request
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khingila
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21
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1815
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November 15, 2010, 06:43:35 PM
by khingila
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Foreplay III XFMR Resistance Check Problem
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Deafer_than_a_doornail
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19
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906
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January 02, 2012, 09:40:42 PM
by Deafer_than_a_doornail
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foreplay transformer / kit construction help please
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johnl
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18
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2809
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January 06, 2010, 09:22:06 AM
by Paul Joppa
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Question about replacing specific resistors in the Foreplay III
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Mr. Lin
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17
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791
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December 14, 2011, 11:30:03 AM
by epistaxsis
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Any limitation on the interconnect length to power amp from FPIII?
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audiblesoundwave
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17
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2131
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April 28, 2011, 04:31:10 PM
by Bern1
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Foreplay III troubleshooting
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q
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17
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11814
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November 30, 2009, 11:11:47 PM
by RKH
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