Hallman Labs - Where the iron meets the pad

Isolation Transformers & Safely “Floating” Ground (Draft-Publish)

Posted on October 20, 2020 (Updated on May 27, 2021) in DIY, Electrical Components, How to Section, Lab Safety

EDS 88A-II DC-Resistance and ESR (w/ Smart Freq Sel.) – Build Video

Posted on August 22, 2020 (Updated on August 25, 2020) in Build Series, DIY, Electrical Components, Hardware/Tools/Instrumentation, How to Section, Videos

ES9038 & the Oscilloscope | Comparing Stage I & II Upgrades

Posted on August 19, 2020 (Updated on August 21, 2020) in Audio, DAC, HiFi Components, Oscilloscope

ES9038 DAC Overhaul: Sockets, Capacitors, Resistors (Video Included)

Posted on August 7, 2020 (Updated on August 24, 2020) in Audio, Build Series, DIY, HiFi Components, How to Section, Videos

Update: Adding THD Measurements to my Capacitors | S. Groner Linear Audio XII

Posted on August 5, 2020 (Updated on May 30, 2021) in Audio, DIY, Electrical Components, Hardware/Tools/Instrumentation, How to Section, Store

Update On Dual-DIP SS2590 + Loose DAC DIP8 (Peek at New IsoRegen)

Posted on July 20, 2020 (Updated on August 6, 2020) in Audio, DIY, Op-Amps, Reviews

HL Custom PCB #1: 5V Charger + V1.0 vs. V2.2 Performance Showdown

Posted on July 18, 2020 (Updated on August 6, 2020) in College/ECE, DIY, How to Section

Note on Website Performance Improvements

Posted on June 26, 2020 (Updated on August 18, 2020) in Site Related

A Peek at the Next Review: Sparkos Labs SS2590 Discrete Op-Amps

Posted on June 3, 2020 (Updated on July 2, 2020) in Audio, HiFi Components, Op-Amps

More Sansui AU-517 (10D7C Diode -> MUR1520 Latching Fix)

Posted on May 29, 2020 (Updated on June 12, 2020) in Audio, How to Section, Vintage, Vintage HiFi

Announcing the 2nd Round of HL Vintage Capacitors!

Posted on May 18, 2020 (Updated on May 20, 2020) in Electrical Components, HiFi Components, Store, Vintage, Vintage Selling

New Hardware Day: “AF5FV Octopus” I/V Curve Tracer

Posted on April 17, 2020 (Updated on August 27, 2020) in DIY, Electrical Components, Hardware/Tools/Instrumentation

ESD FAQ: “Is it Okay To Plug Yourself Directly Into the Ground of an Outlet?”

Posted on April 11, 2020 (Updated on July 1, 2020) in DIY, Hardware/Tools/Instrumentation, Lab Safety

HL Vintage & Modern Catalogs Section Live!

Posted on January 5, 2020 (Updated on May 25, 2020) in Audio, DIY, Effects Pedals, Electrical Components, Guitar, Vintage, Vintage Lit

AMD 3950X: The New Hallman Labs Workhorse

Posted on December 20, 2019 (Updated on December 29, 2019) in Computer Related

Video: Converting SMD Components to Full-Size (Op-Amp and Capacitors Shown)

Posted on September 8, 2019 (Updated on August 20, 2020) in Audio, DIY, Headphones, HiFi Components, Videos

Review of “InYourEar” Is Live!

Posted on August 20, 2019 (Updated on August 27, 2020) in Reviews

Upcoming Review of “In Your Ear” (IEM) Custom Molds (For Under 80$) – Review Posted

Posted on July 21, 2019 (Updated on August 20, 2019) in Audio, DIY, HiFi Components, How to Section, Reviews

BYOC E.S.V. 2 Knob Bender Mod (Modular Capacitors)

Posted on June 22, 2019 (Updated on May 28, 2020) in Audio, DIY, Effects Pedals, Electrical Components, Mods

Modding A Single Coil-Tap Guitar to A Dual Coil-Tap (Step-by-Step Video)

Posted on June 15, 2019 (Updated on June 9, 2020) in Audio, DIY, Guitar, Videos

Fender Blues Jr Page Updated With Sound Clips of Amplifier!

Posted on April 27, 2019 in Audio, DIY, Effects Pedals, Guitar, Recording

Update to Kenwood C-2 Pre-Amp Page (Re-Cap Complete)

Posted on March 29, 2019 in Audio, DIY, Vintage, Vintage HiFi

Sansui AU-517 Complete Re-Cap/Restoration | It’s Alive; Updated 3/27/19

Posted on March 10, 2019 (Updated on September 14, 2020) in Audio, DIY, HiFi Components, How to Section, Vintage, Vintage HiFi

Tips and Hidden Rules for Creating EBay Ads – How to Make Sure Your Ad Shows Up in the Mobile App!

Posted on December 22, 2018 (Updated on April 7, 2019) in EBay, How to Section, Site Related

The Mullard/Philips MiniWatt Brand of Mustard Caps! (Very Rare) Datasheets Given

Posted on December 16, 2018 (Updated on June 9, 2020) in Audio, HiFi Components, Vintage, Vintage Selling

Potomac AA-51 Audio Analyzer – Calibration Procedure, Service Manual, Ref Images — Early Version of Upcoming Page (Work in Progress)

Posted on November 7, 2018 (Updated on June 9, 2020) in Audio, DIY, Hardware/Tools/Instrumentation, How to Section, Photos, Vintage

XMOS : BlackGate vs. SILMIC ARS “Super Gold” Capacitors (& Others) Direct Comparison (testing in progress) – Photos and a Preview

Posted on October 11, 2018 (Updated on June 9, 2020) in Audio, Hardware/Tools/Instrumentation, HiFi Components, Mods

Latest Publishing: ELEPAWL EP6 Review

Posted on September 20, 2018 in Audio, Headphones, Reviews

Update on Giveaway (Drawing Again) and Headphone Review in Progress

Posted on September 13, 2018 (Updated on September 15, 2018) in Headphones, Reviews, Site Related

Vintage Parts Store Page Goes Live!

Posted on August 5, 2018 in Site Related, Vintage, Vintage Selling

Announcing the Hallman Labs Burson Play v1.6 DAC/Amp Giveaway!! (Last Day for Entries is Aug 31st) Winner Drawing on September 1st

Posted on August 1, 2018 (Updated on May 28, 2020) in Audio, HiFi Components, Site Related

Introducing the First of Many Vintage Part Lots & Master Parts Sheet #1

Posted on July 31, 2018 (Updated on August 3, 2018) in Vintage, Vintage Selling

Preview: Rubycon Black Gate™ F vs. Nichicon Muse | XMOS Capacitor Oscilloscope and FFT Comparisons

Posted on July 12, 2018 (Updated on July 15, 2018) in DIY, HiFi Components, Mods, Uncategorized

FUN01 (Singxer SU-1 Clone) Gets Upgrade: All “Black Gate F” Capacitors (by Rubycon)

Posted on June 24, 2018 (Updated on June 25, 2018) in Audio, DIY, HiFi Components

New How to Article Posted: EL-8 Custom Balanced Cables

Posted on June 22, 2018 (Updated on June 9, 2020) in DIY, How to Section

Review #3 Goes Live! Burson Play Review

Posted on June 19, 2018 (Updated on June 20, 2018) in Reviews

Testing 500x Microscope out on 1000V Sprague (K631788-14) Capacitor (folded/rolled design)

Posted on June 15, 2018 (Updated on June 16, 2018) in DIY, Hardware/Tools/Instrumentation, Vintage

Complete Guide to Making I2S Cable from CAT6A & Connecting it to ES9038Pro DAC (Using Belden 1303E Catsnake™) Updated: 6/12/18

Posted on June 3, 2018 (Updated on June 12, 2018) in Audio, DIY, HiFi Components

Update on Upcoming Burson Play Review

Posted on June 1, 2018 (Updated on June 2, 2018) in Audio, Reviews

Preview of Hardware Reviews in Progress with sAp-10 – Balanced Headphone Amp under $200 (also the Burson Play DAC/Amp)

Posted on May 21, 2018 (Updated on May 22, 2018) in Audio, Hardware/Tools/Instrumentation, HiFi Components

Old Meets New: Kenwood’s C-2 “Basic” Pre-amp gets a Burson Audio V6-OPA Facelift!

Posted on May 12, 2018 (Updated on June 2, 2018) in HiFi Components, Uncategorized, Vintage

High Res Photos of My New Sprague Tel-Ohmike TO-6A

Posted on May 9, 2018 (Updated on May 15, 2018) in Hardware/Tools/Instrumentation, Reviews, Uncategorized, Vintage

DSC1.Difference : Update on the DSD Dedicated No-DAC (DAC)!

Posted on April 28, 2018 (Updated on April 29, 2018) in Audio, DIY, HiFi Components

Hallman Labs Capacitor Analyzer : Sprague Tel-Ohmike TO-6A

Posted on April 28, 2018 in Hardware/Tools/Instrumentation, Vintage

The Corsair 740 Air: Hallman Labs New Primary Desktop (Case) (Updated 4/14/18 w/ New Pictures, 99% completed)

Posted on April 15, 2018 (Updated on April 23, 2018) in HiFi Components

Quick Access to All Hallman Labs Related Files | Documents/Download Page Launched

Posted on April 7, 2018 in Site Related

“Help”: My Cornell Dubilier BF-50 Is Testing Open Circuit as Good | Note : Treble Bleeds Halted

Posted on April 1, 2018 (Updated on April 6, 2018) in DIY, Hardware/Tools/Instrumentation, Site Related, Vintage

Apologies to the Neighbors (Burson Audio’s DAC Testing Reached 100.00dB max!!)

Posted on March 30, 2018 (Updated on April 1, 2018) in Audio, DIY, Hardware/Tools/Instrumentation, HiFi Components

Ran Down (1st) ES9038PRO DAC main cause of the NLOCK (~ 4 months of troubleshooting showed me, it was not the dedicated TCXO clock module):

Posted on March 29, 2018 (Updated on May 26, 2020) in Audio, DIY, HiFi Components, Site Related, Uncategorized

Streaming Again Today 3/28, Later On Far Cry 5 + the Burson Play DAC Review/Comparison to my ES9038Pro (PC HiFi Gaming Section)

Posted on March 27, 2018 (Updated on March 29, 2018) in Gaming Related, HiFi Components, Reviews, Site Related, Videos

Burson Play DAC Arrives

Posted on March 24, 2018 (Updated on March 25, 2018) in Audio, HiFi Components, Reviews

Hallman Labs 1st Product for Sale (Soon): Fixed Resistance Treble Bleed Kits V1.0 & V2.0 (Thoughts on V3.0 & V4.0)

Posted on March 23, 2018 (Updated on March 25, 2018) in DIY, Guitar, Vintage

Amanero: Upgrading Sanyo Oscon to Vishay BC capacitors | 1x SS3602 Sparkos Goes To Sparks, Literally

Posted on March 10, 2018 in Audio, DIY, Reviews

Uncapping Seymour Duncan Pickups – Schecter Tempest Custom

Posted on March 9, 2018 in DIY, Guitar

We Have Finally Cracked the Nut! Native DSD Decoding over I2S Up and Running! (A Preview In Photos included)

Posted on March 7, 2018 in Audio, DIY, HiFi Components, Reviews

The ES9038Pro DAC Returns! Expect Part 1 of Discrete Op-Amp Review by 3/10/18 (Saturday night)

Posted on March 4, 2018 (Updated on March 9, 2018) in Audio, Hardware/Tools/Instrumentation, Reviews

Time Lapsed GM328 Transistor/ESR Tester + More Build Video

Posted on March 2, 2018 (Updated on July 31, 2020) in DIY, Hardware/Tools/Instrumentation, Videos

Replacement ES9038Pro DAC Now In Route!

Posted on February 25, 2018 in Audio, EBay, Hardware/Tools/Instrumentation, HiFi Components

Precision Resistors Lot : Over 12,000 Dale & Vishay RN55C Military Spec Resistors! An EBay Treasure Chest

Posted on February 14, 2018 in Audio, DIY, HiFi Components

Ultra Rare ELNA Vintage Capacitor

Posted on February 13, 2018 (Updated on February 14, 2018) in EBay, Vintage

Houston, We Have Lost Contact: ES9038P DAC Troubleshooting

Posted on February 6, 2018 (Updated on February 13, 2018) in DIY, Hardware/Tools/Instrumentation, HiFi Components, Reviews

Battalion 1944 (Early Access): Stream Going Up Between 7PM-10PM If Interested

Posted on February 3, 2018 (Updated on February 7, 2018) in Gaming Related, Site Related, Videos