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    Thema: Telefunken M5a
Beitrag: RE: Telefunken M5a

Thanx Tobias. I will let it check. Best regards Evert
Evert International board for foreign guests and users 31 6454 31.12.2020, 13:12
    Thema: Telefunken M5a
Beitrag: RE: Telefunken M5a

Hello Tobias, No, I can't read schematics but I know someone who can. Regards,  Evert
Evert International board for foreign guests and users 31 6454 27.12.2020, 17:05
    Thema: Telefunken M5a
Beitrag: RE: Telefunken M5a

Hello Ulf and Tobias, The widing motor spins perfectly forward and backwards. The capstan motor works also. But the pinchroller doesn't engage when I press the play or record button.  I cleaned the...
Evert International board for foreign guests and users 31 6454 26.12.2020, 15:41
    Thema: Telefunken M5a
Beitrag: RE: Telefunken M5a

Hello Tobias, Do you mean the small pins of the contact plate of the relay under the play button? Or is there an other small contact to be cleaned? Best regards Evert
Evert International board for foreign guests and users 31 6454 26.12.2020, 10:22
    Thema: Telefunken M5a
Beitrag: RE: Telefunken M5a

Thanx Ulf and Tobias, The Telefunken M5a has a problem. Most a the time he plays, but sometimes it doesn't. The problems started after I opened the recorder to set the bias. I think it must be som...
Evert International board for foreign guests and users 31 6454 25.12.2020, 19:05
    Thema: Telefunken M5a
Beitrag: RE: Telefunken M5a

Thank for your advice. Best regards
Evert International board for foreign guests and users 31 6454 24.12.2020, 19:34
    Thema: Telefunken M5a
Beitrag: RE: Telefunken M5a

Thank you very much. I will order one via ebay. Can you also help me with a description on how to lube : 1) the "Rotor des Wickelmotors"  2) the "Mitnehmerteller"  3) The Leitrollen? Best regards
Evert International board for foreign guests and users 31 6454 24.12.2020, 16:38
    Thema: Telefunken M5a
Beitrag: RE: Telefunken M5a

Thank you for your advice. Do I need a special device to unscrew the shield? Or do I just turn the shield to the left with two fingers? Is it possible to lube the the 'Kugellager'? Best regards
Evert International board for foreign guests and users 31 6454 24.12.2020, 16:04
    Thema: Telefunken M5a
Beitrag: Telefunken M5a

Hello, I want to lube the pinchroller but I am unable to remove the small aluminium shield (Schild). Can someone help me with a description of how to remove the "shield" on the pinchroller?  Al...
Evert International board for foreign guests and users 31 6454 24.12.2020, 15:47
    Thema: Telefunken M5a service manual
Beitrag: Thank you !

Thank you !
Evert International board for foreign guests and users 8 3424 07.04.2019, 17:33
    Thema: Telefunken M5a service manual
Beitrag: Hi Peter is it possible to get the circuit diagra...

Hi Peter is it possible to get the circuit diagram? Best regards Evert
Evert International board for foreign guests and users 8 3424 07.04.2019, 09:36
    Thema: Telefunken M5a service manual
Beitrag: Telefunken M5a service manual

Hello, Can somebody help me on a M5A service manual? Bes regards Evert
Evert International board for foreign guests and users 8 3424 06.04.2019, 22:42
    Thema: Telefunken M5A
Beitrag: Hi Peter, The speed problem is solved. I think it ...

Hi Peter, The speed problem is solved. I think it was a problem of bad windings on a specific tape. The problem didn't reoccure for weeks now. I have an other question: do you know wether I can chang...
Evert International board for foreign guests and users 22 6970 01.03.2019, 09:09
    Thema: Telefunken M5A
Beitrag: Telefunken M5A : speed problem

Hi Peter, I searched the net. There are a lot of different types of Tentelometers. Do you think this is a right one: Tentelometer T2-H7-SLC (1 to 7 oz. - 15 to 190 grams with 3 ounce cal-weight)? ...
Evert International board for foreign guests and users 22 6970 03.02.2019, 12:35
    Thema: Telefunken M5A
Beitrag: Telefunken M5A : speed problem

Hey Peter Can you give some advice on tension meters? Which meter is a good one for a reel to reel recorder? Best regards Evert
Evert International board for foreign guests and users 22 6970 01.02.2019, 20:36
    Thema: Telefunken M5A
Beitrag: Telefunken M5a runs too slow (speed problem)

Hello Peter The sound of the recorder is fine now (I am still waiting to fInd a new playback head). The recorder has still another ‘problem’ : Every now and then the recorders plays too slow. ...
Evert International board for foreign guests and users 22 6970 01.02.2019, 13:37
    Thema: Telefunken M5A
Beitrag: Hey Peter, Is is easy to change a playback head? ...

Hey Peter, Is is easy to change a playback head? Another ebay find (WB 01 NOS): https://www.ebay.de/itm/Lot-with-Telefunken-Klangfilm-mono-stereo-heads-and-parts-no-2/173181683737?hash=item28526ec81...
Evert International board for foreign guests and users 22 6970 26.12.2018, 17:35
    Thema: Telefunken M5A
Beitrag: Hey Peter Thank you for your advice ! I adjusted...

Hey Peter Thank you for your advice ! I adjusted the azimuth with the oscillopscope. Now, the sound is "perfect", even treble (highs), at 38 cm/s and at 19 cm/s also. Then I tried to adjust the hig...
Evert International board for foreign guests and users 22 6970 24.12.2018, 15:49
    Thema: Telefunken M5A
Beitrag: Telefunken M5A

Hey Peter The recorder is a full track M5A mono. I detached a picture of the playback head and the recording head. Can you tell me where I can find the azimuth screws on both heads? I am looking for...
Evert International board for foreign guests and users 22 6970 23.12.2018, 14:16
    Thema: Telefunken M5A
Beitrag: Hey Peter, I didn't find the time yet to quantify...

Hey Peter, I didn't find the time yet to quantify exactly the deviation in playback response. I think it was more than 10db at 19 cm/s. I don't know how to check the azimuth (I have to look this up. ...
Evert International board for foreign guests and users 22 6970 22.12.2018, 20:05
    Thema: Telefunken M5A
Beitrag: Yes, I tried to check the playback frequency respo...

Yes, I tried to check the playback frequency response with a reference tape but i couldn't get enough highs with 10KHZ at -20Db or -even at 10db (Hohen I WV). When I tried to bias, the needle of the a...
Evert International board for foreign guests and users 22 6970 19.12.2018, 22:37
    Thema: Telefunken M5A
Beitrag: I just can't get enough 'highs' (treble) whatever...

I just can't get enough 'highs' (treble) whatever the setting on 19 cm/s (VM, Hohen I-II, pegel, WV/AV). I don't know why. No problem with 38 cm/s (sound is okay). Evert
Evert International board for foreign guests and users 22 6970 19.12.2018, 21:28
    Thema: Telefunken M5A
Beitrag: Yes thank you. Evert

Yes thank you. Evert
Evert International board for foreign guests and users 22 6970 16.12.2018, 10:13
    Thema: Telefunken M5A
Beitrag: Telefunken M5A

Can someone tell me how to set the bias for a tube Telefunken M5A? And set 'Pegel', frequencies ('Hohen I' en 'Hohen II') for AW and WV? I know how to set the bias a Telefunken M15A but a tube M5A is...
Evert International board for foreign guests and users 22 6970 15.12.2018, 19:05