diff --git a/README.md b/README.md
index 44432b4..6870d0d 100644
--- a/README.md
+++ b/README.md
@@ -92,11 +92,12 @@ Assembled and tested KFDtool hardware is available from me directly. I can ship
 | AC100 | 6 pin male plug Hirose to 6 pin male plug Hirose cable (0.5 m / 1.5 ft) |
 | AC101 | 6 pin male plug Hirose pigtail for custom cables (0.5 m / 1.5 ft) |
 | AC102 | 6 pin female jack Hirose pigtail for custom cables (0.5 m / 1.5 ft) |
-| AC103 | Motorola R2670 compatible adapter, requires AC100 (0.15 m / 6 in) |
-| AC104 | Kenwood KPG-115 compatible adapter, requires AC100 (0.15 m / 6 in) |
+| AC103 | Motorola R2670 compatible adapter (0.15 m / 6 in) |
+| AC104 | Kenwood KPG-115 compatible adapter (0.15 m / 6 in) |
 | AC105 | 4 way female jack passive Hirose splitter |
-| AC106 | Kenwood KPG-93 compatible adapter, requires AC100 (0.15 m / 6 in) |
-| AC107 | Motorola XTS4000 compatible adapter, requires AC100 (0.15 m / 6 in) |
+| AC106 | Kenwood KPG-93 compatible adapter (0.15 m / 6 in) |
+| AC107 | Motorola XTS4000 compatible adapter (0.15 m / 6 in) |
+| AC108 | Aeroflex/IFR 2975 compatible adapter (0.15 m / 6 in) |
 
 OS Compatibility
 ----------------
@@ -115,6 +116,7 @@ Documentation
 * [Software Changelog](doc/SW_CHANGELOG.txt)
 * [Firmware Changelog](doc/FW_CHANGELOG.txt)
 * [Hardware Changelog](doc/HW_CHANGELOG.txt)
+* [Radio Compatibility](doc/RADIO_COMPATIBILITY.md)
 * [TWI Cable Assembly Notes](doc/TWI_CABLE_ASSY_NOTES.md)
 * [MX Connector Modification Notes](doc/MX_CONN_MOD_NOTES.md)
 * [Developer Notes](doc/DEV_NOTES.md)
diff --git a/doc/RADIO_COMPATIBILITY.md b/doc/RADIO_COMPATIBILITY.md
index 06fb2c8..9ef7dcf 100644
--- a/doc/RADIO_COMPATIBILITY.md
+++ b/doc/RADIO_COMPATIBILITY.md
@@ -18,6 +18,7 @@ A vendor specific adapter or cable is required for most radios.
 | KFDtool AC100 + KFDtool AC104 | Kenwood NX-5700/5800/5900 Mobile |
 | KFDtool AC100 + KFDtool AC106 | Kenwood NX-5200/5300/5400 Portable |
 | KFDtool AC100 + KFDtool AC107 | Motorola XTS4000 Portable |
+| KFDtool AC100 + KFDtool AC108 | Aeroflex/IFR 2975 Radio Test Set |
 | KFDtool AC100 + Motorola NTN8613 | Motorola XTS Portable (excluding XTS4000) |
 | KFDtool AC100 + Motorola HKN6182 | Motorola GCAI Mobile (O CH, M CH, CAN TIB) |
 | KFDtool AC100 + Motorola NNTN7869 | Motorola APX Portable |
@@ -64,6 +65,10 @@ Thales/Racal:
 
 * 25/PRC6894 Portable
 
+Aeroflex/IFR:
+
+* 2975 Radio Test Set
+
 General Dynamics (Motorola Test Equipment Products):
 
 * R2670A/B Communications System Analyzer
@@ -111,10 +116,9 @@ GME:
 
 * CM60 Mobile
 
-Aeroflex (IFR):
+Aeroflex/IFR:
 
 * 3920(B) Radio Test Set
-* 2975 Radio Test Set
 
 Christine Wireless:
 
diff --git a/doc/TWI_CABLE_ASSY_NOTES.md b/doc/TWI_CABLE_ASSY_NOTES.md
index 2e0e362..6a9ba19 100644
--- a/doc/TWI_CABLE_ASSY_NOTES.md
+++ b/doc/TWI_CABLE_ASSY_NOTES.md
@@ -60,9 +60,14 @@ Motorola XTS4000 Accessory Connector
 
 ![pinout](pic/motorola_xts4000_accy.png)
 
+15 Pin DSUB Connector (2 row)
+-----------------------------
+
+![pinout](pic/15_pin_dsub_2_row.png)
+
 View:
 
-* Female jack contacts from mating face (radio side)
+* Male plug solder cups viewed from assembly face
 
 AC100
 -----
@@ -134,3 +139,17 @@ Pinout:
 * Accessory Pin 1 - Hirose Pin 4
 * Accessory Pin 8 - Hirose Pin 4
 * Accessory Pin 9 - Hirose Pin 2
+
+AC108
+-----
+
+* 6 pin female jack Hirose to male 15 pin DSUB plug (2 row)
+* Equivalent to Aeroflex/IFR cable 51190/6041-4201-200
+* Backshell must have a low profile due to faceplate protrusion
+
+Pinout:
+
+* DB15 pin 5 - Hirose Pin 2
+* DB15 pin 7 - Hirose Pin 4
+* DB15 pin 8 - 2k Resistor - Hirose Pin 2
+* DB15 pin 13 - Hirose Pin 2
diff --git a/doc/pic/15_pin_dsub_2_row.png b/doc/pic/15_pin_dsub_2_row.png
new file mode 100644
index 0000000..2c3d980
Binary files /dev/null and b/doc/pic/15_pin_dsub_2_row.png differ
diff --git a/hw/Master BOM.xlsx b/hw/Master BOM.xlsx
index 61b8234..ee8e992 100644
Binary files a/hw/Master BOM.xlsx and b/hw/Master BOM.xlsx differ