Welcome Guest! Be sure you know and follow the Phorum Rules before posting. Thank you and Enjoy! (January 12, 2025) x

Thread Closed

Philco 514
#53

OK Back to the speaker.. Since I cannot really tell if its good or not I will replace it with a PM speaker per Ron's Tip.. Question is I have a ( Realistic Transformer 32-1031) that has outputs of 4,8 and 16 Ohms.. But the input is in watts..10,5,2.5,1.25,.62

It say its a 70.7 Volt Transformer on package IF I do the math ( Correctly??) and use

r=V squared / P I get for 10 watts = 500 Ohms..
5 = 1000 ohms
2.5 = 2000 ohms
1.25 = 4000 ohms
.62 = 8000 ohms


Is this the correct way to do this?

Ron says " You need to use a single-ended audio output transformer, with an input impedance of 2000 to 4000 ohms, secondary impedance 4 or 8 ohms (depending on whether you are using a 4 ohm or 8 ohm speaker)"

If I did this right which would be better to use the 2000 or 4000 tap..

Thanks
Skip...


Messages In This Thread
Philco 514 - by vecher - 07-08-2017, 06:05 PM
RE: Need INFO Philco 514 - by Ron Ramirez - 07-08-2017, 06:44 PM
RE: Need INFO Philco 514 - by OldRestorer - 07-09-2017, 11:48 AM
RE: Need INFO Philco 514 - by Radioroslyn - 07-09-2017, 01:29 PM
RE: Need INFO Philco 514 - by vecher - 07-09-2017, 02:53 PM
RE: Need INFO Philco 514 - by Radioroslyn - 07-09-2017, 03:31 PM
RE: Need INFO Philco 514 - by vecher - 07-09-2017, 03:49 PM
RE: Need INFO Philco 514 - by Radioroslyn - 07-09-2017, 04:19 PM
RE: Need INFO Philco 514 - by vecher - 07-09-2017, 04:22 PM
RE: Need INFO Philco 514 - by Arran - 07-10-2017, 05:24 PM
RE: Need INFO Philco 514 - by vecher - 07-10-2017, 08:32 PM
RE: Need INFO Philco 514 - by sam - 07-10-2017, 10:17 PM
RE: Need INFO Philco 514 - by vecher - 07-11-2017, 12:11 AM
RE: Need INFO Philco 514 - by vecher - 07-11-2017, 06:30 PM
RE: Need INFO Philco 514 - by philco phan - 07-11-2017, 11:43 PM
RE: Need INFO Philco 514 - by Radioroslyn - 07-12-2017, 10:10 AM
RE: Need INFO Philco 514 - by vecher - 07-12-2017, 10:33 AM
RE: Need INFO Philco 514 - by Radioroslyn - 07-12-2017, 11:06 AM
RE: Need INFO Philco 514 - by vecher - 07-12-2017, 08:23 PM
RE: Need INFO Philco 514 - by Ron Ramirez - 07-12-2017, 08:33 PM
RE: Need INFO Philco 514 - by vecher - 07-12-2017, 08:34 PM
RE: Need INFO Philco 514 - by Radioroslyn - 07-12-2017, 09:41 PM
RE: Need INFO Philco 514 - by vecher - 07-12-2017, 10:57 PM
RE: Need INFO Philco 514 - by Radioroslyn - 07-12-2017, 11:23 PM
RE: Need INFO Philco 514 - by vecher - 07-13-2017, 09:39 PM
RE: Need INFO Philco 514 - by Radioroslyn - 07-14-2017, 05:35 AM
RE: Need INFO Philco 514 - by vecher - 07-14-2017, 11:53 PM
RE: Philco 514 - by vecher - 07-16-2017, 01:45 PM
RE: Philco 514 - by philco phan - 07-21-2017, 11:14 PM
RE: Philco 514 - by vecher - 07-21-2017, 11:31 PM
RE: Philco 514 - by philco phan - 07-21-2017, 11:41 PM
RE: Philco 514 - by vecher - 07-22-2017, 02:26 PM
RE: Philco 514 - by vecher - 07-22-2017, 03:37 PM
RE: Philco 514 - by philco phan - 07-22-2017, 04:38 PM
RE: Philco 514 - by vecher - 07-22-2017, 05:32 PM
RE: Philco 514 - by philco phan - 07-22-2017, 06:00 PM
RE: Philco 514 - by philco phan - 07-22-2017, 06:12 PM
RE: Philco 514 - by vecher - 07-22-2017, 07:50 PM
RE: Philco 514 - by vecher - 07-24-2017, 11:26 AM
RE: Philco 514 - by morzh - 07-24-2017, 11:46 AM
RE: Philco 514 - by vecher - 07-24-2017, 12:30 PM
RE: Philco 514 - by Jimmy Radionut - 07-24-2017, 12:47 PM
RE: Philco 514 - by WallaceRoger - 07-24-2017, 12:52 PM
RE: Philco 514 - by philco phan - 07-27-2017, 09:55 PM
RE: Philco 514 - by vecher - 07-27-2017, 11:12 PM
RE: Philco 514 - by philco phan - 07-28-2017, 12:27 AM
RE: Philco 514 - by vecher - 07-28-2017, 03:27 PM
RE: Philco 514 - by vecher - 07-30-2017, 11:09 PM
RE: Philco 514 - by philco phan - 07-30-2017, 11:42 PM
RE: Philco 514 - by vecher - 08-08-2017, 01:01 PM
RE: Philco 514 - by Radioroslyn - 08-08-2017, 01:11 PM
RE: Philco 514 - by vecher - 08-08-2017, 02:10 PM
RE: Philco 514 - by vecher - 08-10-2017, 10:51 AM
RE: Philco 514 - by Radioroslyn - 08-10-2017, 03:21 PM
RE: Philco 514 - by philco phan - 08-24-2017, 12:51 AM
RE: Philco 514 - by vecher - 08-24-2017, 08:53 PM
RE: Philco 514 - by philco phan - 08-24-2017, 10:04 PM
RE: Philco 514 - by vecher - 08-27-2017, 04:21 PM
RE: Philco 514 - by Radioroslyn - 08-27-2017, 04:36 PM
RE: Philco 514 - by vecher - 08-27-2017, 04:42 PM
RE: Philco 514 - by Radioroslyn - 08-27-2017, 04:58 PM
RE: Philco 514 - by vecher - 08-27-2017, 07:06 PM
RE: Philco 514 - by vecher - 08-27-2017, 08:23 PM
RE: Philco 514 - by philco phan - 08-27-2017, 09:17 PM
RE: Philco 514 - by vecher - 08-27-2017, 11:39 PM
RE: Philco 514 - by Radioroslyn - 08-28-2017, 12:27 AM
RE: Philco 514 - by vecher - 08-28-2017, 09:00 PM
RE: Philco 514 - by Radioroslyn - 08-28-2017, 09:11 PM
RE: Philco 514 - by vecher - 08-28-2017, 09:21 PM
RE: Philco 514 - by vecher - 08-29-2017, 03:03 PM
RE: Philco 514 - by vecher - 09-01-2017, 07:32 PM
RE: Philco 514 - by Ron Ramirez - 09-01-2017, 09:38 PM
RE: Philco 514 - by vecher - 09-01-2017, 09:40 PM
RE: Philco 514 - by vecher - 09-07-2017, 12:16 AM
RE: Philco 514 - by Radioroslyn - 09-07-2017, 01:03 AM
RE: Philco 514 - by Mondial - 09-07-2017, 08:19 AM
RE: Philco 514 - by vecher - 09-08-2017, 12:16 AM
RE: Philco 514 - by vecher - 09-09-2017, 12:19 AM
RE: Philco 514 - by morzh - 09-09-2017, 10:13 AM
RE: Philco 514 - by vecher - 09-09-2017, 09:14 PM
RE: Philco 514 - by Radioroslyn - 09-09-2017, 11:36 PM
RE: Philco 514 - by vecher - 09-10-2017, 02:34 PM
RE: Philco 514 - by vecher - 09-10-2017, 10:54 PM
RE: Philco 514 - by vecher - 09-11-2017, 08:33 PM
RE: Philco 514 - by vecher - 09-12-2017, 07:08 PM
RE: Philco 514 - by Ron Ramirez - 09-12-2017, 08:11 PM
RE: Philco 514 - by bdi1976 - 11-01-2020, 11:29 AM
RE: Philco 514 - by philco phan - 11-01-2020, 11:53 AM
RE: Philco 514 - by bdi1976 - 11-01-2020, 12:24 PM
RE: Philco 514 - by bdi1976 - 11-01-2020, 03:31 PM
RE: Philco 514 - by philco phan - 11-01-2020, 04:01 PM
RE: Philco 514 - by bdi1976 - 11-02-2020, 09:09 PM
RE: Philco 514 - by philco phan - 11-02-2020, 09:34 PM
RE: Philco 514 - by bdi1976 - 11-02-2020, 09:43 PM
RE: Philco 514 - by philco phan - 11-02-2020, 10:12 PM



Users browsing this thread: 3 Guest(s)
[-]
Recent Posts
54C Complete Teardown/Rebuild
I don't think that I have encountered a 12Z3 before, curious how it uses one of those but includes a #43, which is a 25 ...Arran — 02:17 PM
HiFi (Chifi) tube amp build - but my own design.
It's the other forum. I'm also in DIY, but mostly read there. Honestly, I kinda jumped into this without much thought to...TV MAN — 10:43 AM
Philco 71 Code 125
Hello,  I am in need of a schematic for this radio. Mine has the three separate circular tube shields and a shadow me...dconant — 08:06 AM
Stromberg Carlson 1500 Squeal
And life just keeps getting more complicated.dconant — 07:57 AM
54C Complete Teardown/Rebuild
Hello Roy, here is this one sincerely Richardradiorich — 12:45 AM
54C Complete Teardown/Rebuild
Richard, Had grabbed it already but thank you just the same.  I find myself wanting to find some way to block out the...glyphmon — 12:03 AM
54C Complete Teardown/Rebuild
Hello roy, here is a link to the schematic . Sincerely Richardradiorich — 11:54 PM
54C Complete Teardown/Rebuild
Richard, The Silvertone 2014 also is a transformerless set, so I am incorporating a 1:1 600 ohm audio isolation transfo...glyphmon — 11:37 PM
Preliminary work on wife's Silvertone 2014
Did an alignment today which was interesting.  IF alignment went great, almost all was already spot-on.  Adjusting on th...glyphmon — 11:35 PM
54C Complete Teardown/Rebuild
The main problem with adding a Bluetooth input is that this set lacks a traditional power transformer to isolate it from...radiorich — 11:19 PM

[-]
Who's Online
There are currently 2338 online users. [Complete List]
» 1 Member(s) | 2337 Guest(s)
Avatar

>