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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[english\s+97\%\]\s+LF\:\s+136kHz\s+RX\s*$/: 5 ]

Total 5 documents matching your query.

1. Re: [english 97%] LF: 136kHz RX (score: 1): Author: "DL3JJ HOME" <[email protected]>; Date: Fri, 2 Feb 2018 20:53:06 +0100; Hallo Roge ! Is the noise of your power supply so strong that you use battery ? 73 Ralf From: [email protected] Roger Lapthorn Sent: Friday, February 02, 2018 7:53 PM To: rsgb_lf_group@blackshe; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-02/msg00011.html (9,949 bytes)
2. Re: [english 97%] LF: 136kHz RX (score: 1): Author: Roger Lapthorn <[email protected]>; Date: Fri, 2 Feb 2018 20:24:15 +0000; Yes, basically the noise level drops dramatically when charging the internal battery pack. I am sure I can get the external noise floor lower. This has got worse in the last few years. 73s Roger G3XB; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-02/msg00012.html (11,128 bytes)
3. Re: [english 97%] LF: 136kHz RX (score: 1): Author: "Mike Dennison" <[email protected]>; Date: Sat, 03 Feb 2018 11:48:18 +0100; Roger, Looks like you need a new laptop. Take a look on eBay where you can find lots of 2nd hand laptops for a few pounds. Even quite high end desktops are available for less than Ł100 ex-business. M; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-02/msg00014.html (10,661 bytes)
4. Re: [english 97%] LF: 136kHz RX (score: 1): Author: Roger Lapthorn <[email protected]>; Date: Sat, 3 Feb 2018 20:14:30 +0000; Hi Mike, Well otherwise this little laptop is fine. The batteries last for ages and ages once charged (6hrs plus), so I can easily do an evening on battery power. With a late evening charge it more o; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-02/msg00021.html (12,854 bytes)
5. Re: [english 97%] LF: 136kHz RX (score: 1): Author: Roger Lapthorn <[email protected]>; Date: Sat, 3 Feb 2018 20:49:48 +0000; What I meant was the noise floor rises dramatically when charging the shack laptop's battery. That is why I use the (charged) internal batteries when looking on 136kHz and 472kHz. 73s Roger G3XBM On; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-02/msg00023.html (12,770 bytes)

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