View full version: Radio Frequency
1
  1. OCXO Reference devolopment - or a story about scaleability
  2. Ericsson RRUS 11 B4 teardown
  3. Cisco Cable TV EGC GaN Segmentable Node A90201, RF Amplifier Teardown
  4. Rohde & Schwarz 100W UKW FM broadcast amplifier
  5. Another Huawei RRU3928 teardown but the 900MHz model this time
  6. QO-100 / EShail 2 Uplink amplifier development adventures
  7. Huawei RRU3928 1800MHz radio base station teardown (part 1 and 2)
  8. Simple OCXO reference (production data included)
  9. Odd Signal On VLF, Need Help Identifying Source
  10. Nokia Siemens 3G Flexi 2100MHz 50W Amplifier Teardown
  11. Cyclotron radiation detection using SDR
  12. Cisco 9900 Series 50-1000MHz RF Signal Splitter Teardown
  13. Teardown of Kathrein 1800/900 MHz Antenna For Mobile Phone Base Station
  14. Alcatel Lucent B4 RRH2x60-4R teardown and reverse engineering
  15. 2017 tour of Arecibo Radio Telescope and RF equipment
  16. Nokia Siemens Flexi 3x70W FXEA 1800MHz Base Station Teardown
  17. German Weather Balloon Teardown, Vaisala RS41-SGP Probe
  18. What's needed to heat up 0.75 g of SiC (susceptor) mass until it turns dim-red??
  19. Ericsson Tower Mounted Amplifer Teardown and measurement
  20. 315-446MHz 27dbm (0.5w at 446MHz) RF amp
  21. Journey to a small stand alone CW signal synthesizer
  22. Basestation amplifier - but actually building one
  23. 500 KW AM radio transmitter
  24. Nokia Siemens Flexi 3x90W FXEB 1800MHz base station teardown
  25. Teardown of a Ericsson radio base station, the RBS6000 system
  26. ZTE Communication Board
  27. Nokia Siemens Flexi BTS base station teardown: Power amplifier (part 1 and 2)
  28. Huawei RRU3908 base station teardown and circuit analysis (part 1 & 2)
  29. Glass and shellac
  30. Ericsson RBS 2216 900 MHz base station teardown (part 1 & 2)
  31. Taxi Radio Basestation teardown – UHF/VHF Storno radio
  32. Teardown of a Ericsson Radio Base Station RBS3206 (cell site amplifier)
  33. Teardown of a Ericsson radio base station, the RBS3202
  34. Teardown of a Nokia Siemens Networks Flexi WCDMA Power amplifier
  35. Ice Bridge Ground

* Recent Topics and Posts

post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		davekni
Today at 06:54:05 PM
post Re: Aluminum electrolytic capacitor ripple current issue
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post Re: Help with primary voltages of unknown transformer
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post Re: New EE student asks about Cutting-Edge fields
[General Chat] 		davekni
Today at 06:47:09 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		NyaaX_X
Today at 06:00:49 AM
post Re: New EE student asks about Cutting-Edge fields
[General Chat] 		Twospoons
Today at 05:45:08 AM
post Re: New EE student asks about Cutting-Edge fields
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Today at 05:03:41 AM
post Re: DRSSTC grounding issues
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post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		davekni
Today at 04:36:40 AM
post Re: colored 50 Ohm coax
[General Chat] 		klugesmith
Today at 12:28:27 AM
post Re: Watercooling
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		acobaugh
May 15, 2024, 11:13:48 PM
post Re: Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		klugesmith
May 15, 2024, 10:58:05 PM
post colored 50 Ohm coax
[General Chat] 		Da_Stier
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post Re: DRSSTC grounding issues
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		Mads Barnkob
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post Re: DRSSTC grounding issues
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		flyingperson23
May 15, 2024, 06:29:59 PM
post Re: Watercooling
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post Re: Schmitt trigger schematic question
[Electronic Circuits] 		Michelle_
May 15, 2024, 03:32:57 PM
post DRSSTC grounding issues
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		Felix B.
May 15, 2024, 03:07:39 PM
post New EE student asks about Cutting-Edge fields
[General Chat] 		samsonwilliams
May 15, 2024, 05:50:59 AM
post Re: Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		Domo
May 15, 2024, 05:38:14 AM
post Re: Schmitt trigger schematic question
[Electronic Circuits] 		Benjamin Lockhart
May 15, 2024, 04:58:02 AM
post Re: Big Coil Build Log
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		flyingperson23
May 15, 2024, 04:34:49 AM
post Re: Watercooling
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		flyingperson23
May 15, 2024, 04:30:18 AM
post Re: Watercooling
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		Benjamin Lockhart
May 15, 2024, 04:00:55 AM
post Re: Watercooling
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		flyingperson23
May 15, 2024, 03:21:51 AM
post Re: Schmitt trigger schematic question
[Electronic Circuits] 		Michelle_
May 14, 2024, 11:12:22 PM
post Re: Schmitt trigger schematic question
[Electronic Circuits] 		Benjamin Lockhart
May 14, 2024, 11:00:00 PM
post Schmitt trigger schematic question
[Electronic Circuits] 		Michelle_
May 14, 2024, 09:45:38 PM
post Re: Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		klugesmith
May 14, 2024, 09:02:28 PM
post Re: Small-ish 3D printed SGTC via cheap ZVS flyback build, humbly asking a couple ?s
[Spark Gap Tesla Coils (SGTC)] 		Michelle_
May 14, 2024, 05:55:24 AM
post Re: Weird AC/DC mini SSTC build review
[Solid State Tesla Coils (SSTC)] 		Michelle_
May 14, 2024, 05:44:12 AM
post Re: Small-ish 3D printed SGTC via cheap ZVS flyback build, humbly asking a couple ?s
[Spark Gap Tesla Coils (SGTC)] 		MRMILSTAR
May 14, 2024, 05:11:54 AM
post Re: Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		alan sailer
May 13, 2024, 11:44:56 PM
post Re: Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		Domo
May 13, 2024, 10:28:34 PM
post Re: Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		alan sailer
May 13, 2024, 10:20:19 PM
post Re: Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		Domo
May 13, 2024, 09:27:58 PM
post Re: Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		alan sailer
May 13, 2024, 09:06:59 PM
post Help with primary voltages of unknown transformer
[Transformer (Ferrite Core)] 		Domo
May 13, 2024, 08:43:49 PM
post Re: Benjamin's DRSSTC 2 in progress
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		Benjamin Lockhart
May 13, 2024, 07:25:29 PM
post Re: Plasma Torid - Class E Self Resonant Dual/Stereo - Plasma Torid Build
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		OmGigaTron
May 13, 2024, 06:50:59 PM
post Re: Weird AC/DC mini SSTC build review
[Solid State Tesla Coils (SSTC)] 		Michelle_
May 13, 2024, 03:47:08 PM
post Re: Small-ish 3D printed SGTC via cheap ZVS flyback build, humbly asking a couple ?s
[Spark Gap Tesla Coils (SGTC)] 		Michelle_
May 13, 2024, 03:42:58 PM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		NyaaX_X
May 13, 2024, 07:09:16 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		davekni
May 13, 2024, 05:02:46 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		NyaaX_X
May 13, 2024, 02:25:25 AM
post Re: Plasma Torid - Class E Self Resonant Dual/Stereo - Plasma Torid Build
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		alan sailer
May 13, 2024, 01:39:11 AM
post Re: Plasma Toroid
[Solid State Tesla Coils (SSTC)] 		alan sailer
May 13, 2024, 01:33:21 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		davekni
May 12, 2024, 10:56:53 PM
post Re: Quick question about steve ward mini SST5 resonant frequency
[Solid State Tesla Coils (SSTC)] 		NyaaX_X
May 12, 2024, 05:10:40 PM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		Michelle_
May 12, 2024, 04:24:44 PM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		alan sailer
May 12, 2024, 04:10:54 PM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		Michelle_
May 12, 2024, 04:04:11 PM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		hal7rr
May 12, 2024, 03:56:57 PM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		Michelle_
May 12, 2024, 03:46:45 PM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		hal7rr
May 12, 2024, 02:59:16 PM
post Re: Quick question about steve ward mini SST5 resonant frequency
[Solid State Tesla Coils (SSTC)] 		Michelle_
May 12, 2024, 02:51:27 PM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		Michelle_
May 12, 2024, 02:49:42 PM
post Re: Quick question about steve ward mini SST5 resonant frequency
[Solid State Tesla Coils (SSTC)] 		ZakW
May 12, 2024, 08:34:39 AM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		ZakW
May 12, 2024, 08:30:29 AM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		Michelle_
May 12, 2024, 02:35:17 AM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		alan sailer
May 12, 2024, 02:07:32 AM
post Re: Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		Michelle_
May 11, 2024, 09:55:59 PM
post Re: Help with LabCoatz's Staccato QCW DRSSTC
[Beginners] 		NyaaX_X
May 11, 2024, 06:16:22 PM
post Help with LabCoatz's Staccato QCW DRSSTC Tesla Coil
[Beginners] 		hal7rr
May 11, 2024, 05:24:34 PM
post Re: Type 77 Metglas Laced Ferrite Core
[General Chat] 		NyaaX_X
May 11, 2024, 10:39:24 AM
post Re: Type 77 Metglas Laced Ferrite Core
[General Chat] 		Mads Barnkob
May 11, 2024, 07:02:20 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		NyaaX_X
May 11, 2024, 06:40:50 AM
post Type 77 Metglas Laced Ferrite Core
[General Chat] 		paulp1776
May 11, 2024, 06:23:59 AM
post Re: Weird AC/DC mini SSTC build review
[Solid State Tesla Coils (SSTC)] 		Michelle_
May 11, 2024, 05:27:22 AM
post Re: Quick question about steve ward mini SST5 resonant frequency
[Solid State Tesla Coils (SSTC)] 		alan sailer
May 11, 2024, 01:37:37 AM
post Re: designing and building electron gun help!
[General Chat] 		Twospoons
May 11, 2024, 12:10:44 AM
post designing and building electron gun help!
[General Chat] 		Luca c.
May 10, 2024, 09:38:05 PM
post Re: Quick question about steve ward mini SST5 resonant frequency
[Solid State Tesla Coils (SSTC)] 		Michelle_
May 10, 2024, 09:24:21 PM
post Re: Quick question about steve ward mini SST5 resonant frequency
[Solid State Tesla Coils (SSTC)] 		alan sailer
May 10, 2024, 08:43:11 PM
post Quick question about steve ward mini SST5 resonant frequency
[Solid State Tesla Coils (SSTC)] 		Michelle_
May 10, 2024, 08:33:47 PM
post Weird AC/DC mini SSTC build review
[Solid State Tesla Coils (SSTC)] 		Michelle_
May 10, 2024, 05:34:15 AM
post Re: Question about using mains power and variacs to power this circuit
[Beginners] 		Michelle_
May 10, 2024, 05:08:38 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		Twospoons
May 10, 2024, 03:02:13 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		davekni
May 10, 2024, 01:39:53 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		Twospoons
May 10, 2024, 12:06:50 AM
post Re: Question about using mains power and variacs to power this circuit
[Beginners] 		klugesmith
May 09, 2024, 07:10:19 PM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		klugesmith
May 09, 2024, 06:59:22 PM
post Re: Question about using mains power and variacs to power this circuit
[Beginners] 		Michelle_
May 09, 2024, 03:42:49 PM
post Re: Question about using mains power and variacs to power this circuit
[Beginners] 		Michelle_
May 09, 2024, 03:06:19 PM
post Re: Question about using mains power and variacs to power this circuit
[Beginners] 		Mads Barnkob
May 09, 2024, 01:05:26 PM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		NyaaX_X
May 09, 2024, 09:15:24 AM
post Re: Plasma Torid - Class E Self Resonant Dual/Stereo - Plasma Torid Build
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		Lasr8
May 09, 2024, 04:45:33 AM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		davekni
May 09, 2024, 03:56:52 AM
post Re: Question about using mains power and variacs to power this circuit
[Beginners] 		Michelle_
May 09, 2024, 02:16:30 AM
post Re: Question about using mains power and variacs to power this circuit
[Beginners] 		Michelle_
May 09, 2024, 02:00:28 AM
post Re: Question about using mains power and variacs to power this circuit
[Beginners] 		unrealcrafter2
May 09, 2024, 12:48:57 AM
post Re: Capacitor Blowout
[Sell / Buy / Trade] 		radioman
May 08, 2024, 09:04:54 PM
post Question about using mains power and variacs to power this circuit
[Beginners] 		Michelle_
May 08, 2024, 08:10:41 PM
post Re: Plasma Torid - Class E Self Resonant Dual/Stereo - Plasma Torid Build
[Dual Resonant Solid State Tesla coils (DRSSTC)] 		Michelle_
May 08, 2024, 07:33:43 PM
post Re: How do you measure HV current?
[Beginners] 		unrealcrafter2
May 08, 2024, 07:33:31 PM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		NyaaX_X
May 08, 2024, 01:31:28 PM
post Re: Aluminum electrolytic capacitor ripple current issue
[Beginners] 		Twospoons
May 08, 2024, 06:41:48 AM
post Tesla coil amplitude dies after one corona discharge.
[Solid State Tesla Coils (SSTC)] 		Simranjit
May 08, 2024, 05:42:07 AM
post Re: Small-ish 3D printed SGTC via cheap ZVS flyback build, humbly asking a couple ?s
[Spark Gap Tesla Coils (SGTC)] 		Michelle_
May 07, 2024, 06:46:16 PM

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