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BII at least damaged maybe faulty: Reverse fix possible? - Malefoda Options  Watch this topic  Print this topic  Atom Feed  RSS Feed View » Normal Threaded

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Malefoda		#21 Posted : Sunday, September 6, 2015 9:37:00 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		I've resolder many parts, looks cleaner. As you said AVR the resistors measure all the same in circuit, seems OK. But still, can one give me the parts number for the Placid's BC550? Thanks
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Brian Donegan		#22 Posted : Wednesday, September 9, 2015 5:57:51 PM(UTC)
Rank: Administration Groups: Administration, Customer Joined: 10/24/2006(UTC) Posts: 2,868 Location: Massachusetts, USA Thanks: 2 times Was thanked: 141 time(s) in 134 post(s)		Any BC550 (B or C) should work fine.
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Malefoda		#23 Posted : Wednesday, September 16, 2015 4:52:13 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Ok thanks Brian, I'm making my shopping list now ;) R-Core 2x 15V 50VA for placid delayed anyway, so not in a hurry.
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LeonvB		#24 Posted : Wednesday, September 16, 2015 5:22:59 PM(UTC)
Rank: Member Groups: Member Joined: 5/23/2010(UTC) Posts: 708 Location: Netherlands Thanks: 2 times Was thanked: 48 time(s) in 45 post(s)		Why 2 of 15V? Are you going dual mono?
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avr300		#25 Posted : Wednesday, September 16, 2015 5:37:50 PM(UTC)
Rank: Member Groups: Member Joined: 6/17/2008(UTC) Posts: 921 Thanks: 1 times Was thanked: 70 time(s) in 69 post(s)		I think Malefoda means 15v + 15v, on the same R-Core Just like the stock 15+15
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Malefoda		#26 Posted : Wednesday, September 16, 2015 6:01:47 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		That's right, maybe I did not use the right way of saying it.
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Malefoda		#27 Posted : Monday, October 19, 2015 7:53:34 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Originally Posted by: Brian Donegan Let me know if you need replacement FJPF5200/1943 for the Placid. I have a bunch I have no use for. Hi Brian and guys, I do need these now, check your PMs Brian ;) My BC550s are on their way and the PCBs are waiting them. All other parts are cleaned/resoldered. Look almost nice! Thanks to all! Edited by moderator Monday, October 19, 2015 8:50:08 PM(UTC)  | Reason: Not specified File Attachment(s): 100_2605.JPG (331kb) downloaded 164 time(s). You cannot view/download attachments. Try to login or register.
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Malefoda		#28 Posted : Monday, October 26, 2015 11:54:46 AM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Got the FJPF5200/1943 very fast! Thanks Brian and thanks TPA! If I understand well 5200 QP1 & QP2 (on BOM) and 1943 QP1 & QP2 (not on BOM)?
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Russ White		#29 Posted : Tuesday, October 27, 2015 1:10:03 PM(UTC)
Rank: Administration Groups: Administration, Customer Joined: 10/24/2006(UTC) Posts: 3,979 Location: Nashville, TN Thanks: 25 times Was thanked: 89 time(s) in 83 post(s)		FJPF5200 is NPN QN1 & QN2 FJPF1943 is PNP QP1 & QP2
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1 user thanked Russ White for this useful post.		Malefoda on 10/27/2015(UTC)
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Malefoda		#30 Posted : Saturday, February 20, 2016 5:44:41 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Hi, it's working fine now. BTW I feel beter with AC coupling caps because of the DC offset drift and my DC coupled amp... Thanks to all!
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Russ White		#31 Posted : Saturday, February 20, 2016 6:35:02 PM(UTC)
Rank: Administration Groups: Administration, Customer Joined: 10/24/2006(UTC) Posts: 3,979 Location: Nashville, TN Thanks: 25 times Was thanked: 89 time(s) in 83 post(s)		Excellent! Good call.
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Malefoda		#32 Posted : Thursday, November 24, 2016 10:07:18 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Hello gents, Is there anything to gain in powering the volumite not with the trident but somewhere else with its LDO reg? If yes, what is the very reg part number provided in the kit? Thanks
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Russ White		#33 Posted : Sunday, November 27, 2016 2:55:46 AM(UTC)
Rank: Administration Groups: Administration, Customer Joined: 10/24/2006(UTC) Posts: 3,979 Location: Nashville, TN Thanks: 25 times Was thanked: 89 time(s) in 83 post(s)		Hmm not following. You should still have the VREG right? Edited by user Sunday, November 27, 2016 2:57:16 AM(UTC)  | Reason: Not specified
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Malefoda		#34 Posted : Sunday, November 27, 2016 1:09:18 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Originally Posted by: Russ White Hmm not following. You should still have the VREG right? Hi Russ, as it was an used kit I bought and supplied via the 4 pins conenctor I do not have the spare reg, only a jumper in IC2 slot. Voilà!
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Russ White		#35 Posted : Sunday, November 27, 2016 6:11:48 PM(UTC)
Rank: Administration Groups: Administration, Customer Joined: 10/24/2006(UTC) Posts: 3,979 Location: Nashville, TN Thanks: 25 times Was thanked: 89 time(s) in 83 post(s)		Ah I see. ST Microelectronics LE33CZ-TR DigiKey 497-4258-1-ND Cheers! Russ
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1 user thanked Russ White for this useful post.		Malefoda on 11/27/2016(UTC)
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Malefoda		#36 Posted : Sunday, November 27, 2016 9:00:42 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Flawless support as usual =)
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Malefoda		#37 Posted : Sunday, December 25, 2016 7:24:42 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Merry Xmas TPA team and fellow Buffalo riders! Question for Santa, any issue like noise pickup in moving away the lock led? Edited by user Sunday, December 25, 2016 7:48:11 PM(UTC)  | Reason: Not specified
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avr300		#38 Posted : Sunday, December 25, 2016 7:27:45 PM(UTC)
Rank: Member Groups: Member Joined: 6/17/2008(UTC) Posts: 921 Thanks: 1 times Was thanked: 70 time(s) in 69 post(s)		Same to you. No problem in moving the lock led.
1 user thanked avr300 for this useful post.		Malefoda on 12/25/2016(UTC)
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Malefoda		#39 Posted : Wednesday, February 15, 2017 10:49:33 PM(UTC)
Rank: Member Groups: Member Joined: 8/10/2015(UTC) Posts: 27 Thanks: 7 times		Hi there, may I ask what are the improvements on BII v1.0 to v1.2?
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Brian Donegan		#40 Posted : Wednesday, February 15, 2017 10:56:19 PM(UTC)
Rank: Administration Groups: Administration, Customer Joined: 10/24/2006(UTC) Posts: 2,868 Location: Massachusetts, USA Thanks: 2 times Was thanked: 141 time(s) in 134 post(s)		If I remember correctly, the only difference is we added some pads to make it easier to attach an external master clock.
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