The table below lists examples of cartridges and optimum settings based on our experience and users' feedback. Please note that some results differ from manufacturer recommendations. This is most common for MM cartridges, where loading of 47 kohm is a de‑facto industry standard, while many modern cartridges benefit from lower (or higher) loading. The examples below are not the definitive guide and should be considered as the first step in fine tuning performance of a cartridge‑preamplifier system in order to maximize sound quality and synergy with the rest of the music reproduction chain.

OPTIMUM CARTRIDGE SETTINGS Phono‑1 SETTINGS
CARTRIDGE LOAD GAIN R11, R12 R21, R22 R101, R102
ADC QLM34 Mk III47 kohm40 dB---
       
Argent MC500H100 ohm50 dB100 ohm47.5 ohm-
       
Audio Technica AT‑OC9ML/II47 ohm60 dB47.5 ohm47.5 ohm47.5 ohm
Audio Technica AT15SA23 kohm50 dB47.5 kohm47.5 ohm-
Audio Technica AT33‑PTG47 ohm60 dB47.5 ohm47.5 ohm47.5 ohm
Audio Technica AT150MLX47 kohm40 dB---
       
Benz Micro Ace23 kohm40 dB47.5 kohm--
       
Clearaudio Maestro Wood (v1)47 kohm40 dB---
       
Decca (London) Maroon33 kohm50 dB105 kohm--
       
Denon DL‑103R100 ohm65 dB100 ohm22.1 ohm47.5 ohm
Denon DL‑11010 kohm50 dB13 kohm47.5 ohm-
Denon DL‑301 Mk II200 ohm60 dB200 ohm47.5 ohm47.5 ohm
Denon DL‑304500 ohm65 dB511 ohm22.1 ohm47.5 ohm
       
Dynavector 10X51 kohm50 dB1 kohm47.5 ohm-
       
GAS Sleeping Beauty100 ohm65 dB100 ohm22.1 ohm47.5 ohm
       
Goldring Eroica LX47 ohm60 dB47.5 ohm47.5 ohm47.5 ohm
       
Grado Prestige Black23 kohm40 dB47.5 kohm--
Grado Prestige Blue23 kohm40 dB47.5 kohm--
Grado Prestige Green47 kohm40 dB---
       
Koetsu Onyx47 ohm60 dB47.5 ohm47.5 ohm47.5 ohm
       
Linn Arkiv100 ohm65 dB100 ohm22.1 ohm47.5 ohm
       
Lyra Delos100 ohm55 dB100 ohm22.1 ohm-
       
Music Hall Magic 3 (mfg. by Ortofon)23 kohm40 dB47.5 kohm--
       
Ortofon 2M Blue23 kohm40 dB47.5 kohm--
Ortofon 2M Bronze47 kohm40 dB---
Ortofon 2M Red23 kohm40 dB47.5 kohm--
Ortofon M20FL‑Super47 kohm40 dB---
Ortofon OM 5E47 kohm40 dB---
Ortofon Super OM 2023 kohm40 dB47.5 ohm--
       
Pioneer PC‑41MC23 kohm50 dB47.5 kohm47.5 kohm-
       
Rega Elys 247 kohm40 dB---
Rega Exact MM23 kohm50 dB47.5 kohm47.5 ohm-
       
Reson Reca MM47 kohm40 dB---
       
SAE 1000E47 kohm50 dB-47.5 ohm-
       
Shelter 501 MkII MC100 ohm60 dB100 ohm47.5 ohm47.5 ohm
       
Shure N75EJ23 kohm40 dB47.5 kohm--
Shure M97xE23 kohm40 dB47.5 kohm--
       
Stanton 890AL47 kohm40 dB---
       
Van den Hul Frog47.5 ohm55 dB47.5 ohm22.1 ohm-