Suchergebnisse
Beitrag Verfasser Forum Antworten Ansichten Geschrieben [auf]
    Thema: Uher 4400 Report Monitor
Beitrag: Hello Kai, It is 0.1 Volt/division and 1mSec Here...

Hello Kai, It is 0.1 Volt/division and 1mSec Here is a link to a similar problem: http://www.tapeheads.net/showthread.php?t=56561&highlight=uher I can't seem to find the moving metal bar or the coup...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 18.05.2017, 15:04
    Thema: Uher 4400 Report Monitor
Beitrag: Hello, I have some information concerning the turn...

Hello, I have some information concerning the turn on noise. It can be controlled by the playback volume. It effects "channel II" and is strongest when first turned on and is less when the machine is ...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 18.05.2017, 13:16
    Thema: Uher 4400 Report Monitor
Beitrag: The replacement motor and controller circuit arriv...

The replacement motor and controller circuit arrived and were installed and operate perfectly, very smooth operation and very quiet. The same Swiss company sent a replacement switch at no charge, what...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 17.05.2017, 18:32
    Thema: Uher 4400 Report Monitor
Beitrag: I received the switches and they are a perfect mat...

I received the switches and they are a perfect match, I've installed it and it seems to work correctly. Now to fix the motor and the noise.
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 16.05.2017, 01:30
    Thema: Uher 4400 Report Monitor
Beitrag: I ordered the switches from Allied Electronics and...

I ordered the switches from Allied Electronics and the minimum was 1 unit at around $1.75 each, I believe. I looked at the data sheet and make some measurements and it should be a direct replacement. ...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 11.05.2017, 12:25
    Thema: Uher 4400 Report Monitor
Beitrag: Actually I ordered 5 of the switches, so if anyone...

Actually I ordered 5 of the switches, so if anyone needs one, let me know and I'll send it free of charge!
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 10.05.2017, 14:35
    Thema: Uher 4400 Report Monitor
Beitrag: Hello Kai, I just ordered a replacement Marquardt ...

Hello Kai, I just ordered a replacement Marquardt switch from Allied electronics. The selected tape speed doesn't change the pitch of the noise, the only thing that effects it is the duration of the ...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 10.05.2017, 14:33
    Thema: Uher 4400 Report Monitor
Beitrag: Hello Kai, Thank you for the excellent suggestions...

Hello Kai, Thank you for the excellent suggestions, you have been a tremendous help. I have tried turning the 4400 on with the switch both open and closed and it doesn't make a difference. With your h...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 10.05.2017, 12:45
    Thema: Uher 4400 Report Monitor
Beitrag: Hello Kai, Here is a photograph of the switch and ...

Hello Kai, Here is a photograph of the switch and the power supply. Here is a link to the motor I ordered: http://www.ebay.com/itm/322508198302?_trksid=p2060353.m2749.l2649&ssPageName=STRK%3AMEBIDX%3A...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 09.05.2017, 21:34
    Thema: Uher 4400 Report Monitor
Beitrag: Hello, I measured the available voltage as 6.0V an...

Hello, I measured the available voltage as 6.0V and when I selected a speed the voltage went to 5.96V so I don't believe that is the source of the problem. I do have a very poor copy of the service ma...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 09.05.2017, 18:35
    Thema: Uher 4400 Report Monitor
Beitrag: Hello Kai, Thank you for the helpful suggestions, ...

Hello Kai, Thank you for the helpful suggestions, I will investigate the supply voltage levels. I examined the Z127 and replaced the filter capacitor and it seemed to produce 6.0V but did fluctuate wh...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 09.05.2017, 13:48
    Thema: Uher 4400 Report Monitor
Beitrag: Hello Kai, Sorry for the confusion. The sound is a...

Hello Kai, Sorry for the confusion. The sound is a static type of discharge sound that decreases in pitch and one of the VU meters is pegged completely. It happens with either the battery replacement ...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 08.05.2017, 00:34
    Thema: Uher 4400 Report Monitor
Beitrag: Uher 4400 Report Monitor

Hallo, Was ist die mögliche Ursache eines statischen Klanges, der passiert, wenn ich meine Uher 4400 Report Monitor-Bandmaschine einschalte? Es scheint am stärksten zu sein, wenn die Maschine für ein ...
Tapepath Hilfe & Tipps rund um das Tonbandgerät 21 2918 07.05.2017, 13:54
    Thema: Hello from America!
Beitrag: Hello from America!

Hello, My name is Ken and I enjoy working on all kinds of audio equipment, both transistor and vacuum tube designs. I like a lot of different types of music, from classical, jazz and older rock and el...
Tapepath International board for foreign guests and users 0 1272 06.05.2017, 14:18