diff --git a/fp-info-cache b/fp-info-cache
index 250ae1c..573541a 100644
--- a/fp-info-cache
+++ b/fp-info-cache
@@ -1,435 +1 @@
-104494488070859
-Resistor_SMD
-R_0201_0603Metric
-Resistor SMD 0201 (0603 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://www.vishay.com/docs/20052/crcw0201e3.pdf), generated with kicad-footprint-generator
-resistor
 0
-4
-2
-Resistor_SMD
-R_0201_0603Metric_Pad0.64x0.40mm_HandSolder
-Resistor SMD 0201 (0603 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: https://www.vishay.com/docs/20052/crcw0201e3.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-4
-2
-Resistor_SMD
-R_0402_1005Metric
-Resistor SMD 0402 (1005 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_0402_1005Metric_Pad0.72x0.64mm_HandSolder
-Resistor SMD 0402 (1005 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_0603_1608Metric
-Resistor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_0603_1608Metric_Pad0.98x0.95mm_HandSolder
-Resistor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_0612_1632Metric
-Resistor SMD 0612 (1632 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://www.vishay.com/docs/20019/rcwe.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_0612_1632Metric_Pad1.18x3.40mm_HandSolder
-Resistor SMD 0612 (1632 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: https://www.vishay.com/docs/20019/rcwe.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_0805_2012Metric
-Resistor SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_0805_2012Metric_Pad1.20x1.40mm_HandSolder
-Resistor SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_0815_2038Metric
-Resistor SMD 0815 (2038 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://www.susumu.co.jp/common/pdf/n_catalog_partition07_en.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_0815_2038Metric_Pad1.20x4.05mm_HandSolder
-Resistor SMD 0815 (2038 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: https://www.susumu.co.jp/common/pdf/n_catalog_partition07_en.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_01005_0402Metric
-Resistor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: http://www.vishay.com/docs/20056/crcw01005e3.pdf), generated with kicad-footprint-generator
-resistor
-0
-4
-2
-Resistor_SMD
-R_01005_0402Metric_Pad0.57x0.30mm_HandSolder
-Resistor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: http://www.vishay.com/docs/20056/crcw01005e3.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-4
-2
-Resistor_SMD
-R_1020_2550Metric
-Resistor SMD 1020 (2550 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://www.vishay.com/docs/20019/rcwe.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_1020_2550Metric_Pad1.33x5.20mm_HandSolder
-Resistor SMD 1020 (2550 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: https://www.vishay.com/docs/20019/rcwe.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_1206_3216Metric
-Resistor SMD 1206 (3216 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_1206_3216Metric_Pad1.30x1.75mm_HandSolder
-Resistor SMD 1206 (3216 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_1210_3225Metric
-Resistor SMD 1210 (3225 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_1210_3225Metric_Pad1.30x2.65mm_HandSolder
-Resistor SMD 1210 (3225 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_1218_3246Metric
-Resistor SMD 1218 (3246 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://www.vishay.com/docs/20035/dcrcwe3.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_1218_3246Metric_Pad1.22x4.75mm_HandSolder
-Resistor SMD 1218 (3246 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: https://www.vishay.com/docs/20035/dcrcwe3.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_1812_4532Metric
-Resistor SMD 1812 (4532 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: https://www.nikhef.nl/pub/departments/mt/projects/detectorR_D/dtddice/ERJ2G.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_1812_4532Metric_Pad1.30x3.40mm_HandSolder
-Resistor SMD 1812 (4532 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: https://www.nikhef.nl/pub/departments/mt/projects/detectorR_D/dtddice/ERJ2G.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_2010_5025Metric
-Resistor SMD 2010 (5025 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_2010_5025Metric_Pad1.40x2.65mm_HandSolder
-Resistor SMD 2010 (5025 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_2512_6332Metric
-Resistor SMD 2512 (6332 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_2512_6332Metric_Pad1.40x3.35mm_HandSolder
-Resistor SMD 2512 (6332 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_2816_7142Metric
-Resistor SMD 2816 (7142 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size from: https://www.vishay.com/docs/30100/wsl.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_2816_7142Metric_Pad3.20x4.45mm_HandSolder
-Resistor SMD 2816 (7142 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size from: https://www.vishay.com/docs/30100/wsl.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_4020_10251Metric
-Resistor SMD 4020 (10251 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: http://datasheet.octopart.com/HVC0603T5004FET-Ohmite-datasheet-26699797.pdf), generated with kicad-footprint-generator
-resistor
-0
-2
-2
-Resistor_SMD
-R_4020_10251Metric_Pad1.65x5.30mm_HandSolder
-Resistor SMD 4020 (10251 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: http://datasheet.octopart.com/HVC0603T5004FET-Ohmite-datasheet-26699797.pdf), generated with kicad-footprint-generator
-resistor handsolder
-0
-2
-2
-Resistor_SMD
-R_Array_Concave_2x0603
-Thick Film Chip Resistor Array, Wave soldering, Vishay CRA06P (see cra06p.pdf)
-resistor array
-0
-4
-4
-Resistor_SMD
-R_Array_Concave_4x0402
-Thick Film Chip Resistor Array, Wave soldering, Vishay CRA04P (see cra04p.pdf)
-resistor array
-0
-8
-8
-Resistor_SMD
-R_Array_Concave_4x0603
-Thick Film Chip Resistor Array, Wave soldering, Vishay CRA06P (see cra06p.pdf)
-resistor array
-0
-8
-8
-Resistor_SMD
-R_Array_Convex_2x0402
-Chip Resistor Network, ROHM MNR02 (see mnr_g.pdf)
-resistor array
-0
-4
-4
-Resistor_SMD
-R_Array_Convex_2x0603
-Chip Resistor Network, ROHM MNR12 (see mnr_g.pdf)
-resistor array
-0
-4
-4
-Resistor_SMD
-R_Array_Convex_2x0606
-Precision Thin Film Chip Resistor Array, VISHAY (see http://www.vishay.com/docs/28770/acasat.pdf)
-resistor array
-0
-4
-4
-Resistor_SMD
-R_Array_Convex_2x1206
-Chip Resistor Network, ROHM MNR32 (see mnr_g.pdf)
-resistor array
-0
-4
-4
-Resistor_SMD
-R_Array_Convex_4x0402
-Chip Resistor Network, ROHM MNR04 (see mnr_g.pdf)
-resistor array
-0
-8
-8
-Resistor_SMD
-R_Array_Convex_4x0603
-Chip Resistor Network, ROHM MNR14 (see mnr_g.pdf)
-resistor array
-0
-8
-8
-Resistor_SMD
-R_Array_Convex_4x0612
-Precision Thin Film Chip Resistor Array, VISHAY (see http://www.vishay.com/docs/28770/acasat.pdf)
-resistor array
-0
-8
-8
-Resistor_SMD
-R_Array_Convex_4x1206
-Chip Resistor Network, ROHM MNR34 (see mnr_g.pdf)
-resistor array
-0
-8
-8
-Resistor_SMD
-R_Array_Convex_5x0603
-Chip Resistor Network, ROHM MNR15 (see mnr_g.pdf)
-resistor array
-0
-10
-10
-Resistor_SMD
-R_Array_Convex_5x1206
-Chip Resistor Network, ROHM MNR35 (see mnr_g.pdf)
-resistor array
-0
-10
-10
-Resistor_SMD
-R_Array_Convex_8x0602
-Chip Resistor Network, ROHM MNR18 (see mnr_g.pdf)
-resistor array
-0
-16
-16
-Resistor_SMD
-R_Cat16-2
-SMT resistor net, Bourns CAT16 series, 2 way
-SMT resistor net Bourns CAT16 series 2 way
-0
-4
-4
-Resistor_SMD
-R_Cat16-4
-SMT resistor net, Bourns CAT16 series, 4 way
-SMT resistor net Bourns CAT16 series 4 way
-0
-8
-8
-Resistor_SMD
-R_Cat16-8
-SMT resistor net, Bourns CAT16 series, 8 way
-SMT resistor net Bourns CAT16 series 8 way
-0
-16
-16
-Resistor_SMD
-R_MELF_MMB-0207
-Resistor, MELF, MMB-0207, http://www.vishay.com/docs/28713/melfprof.pdf
-MELF Resistor
-0
-2
-2
-Resistor_SMD
-R_MicroMELF_MMU-0102
-Resistor, MicroMELF, MMU-0102, http://www.vishay.com/docs/28713/melfprof.pdf
-MicroMELF Resistor
-0
-2
-2
-Resistor_SMD
-R_MiniMELF_MMA-0204
-Resistor, MiniMELF, MMA-0204, http://www.vishay.com/docs/28713/melfprof.pdf
-MiniMELF Resistor
-0
-2
-2
-Resistor_SMD
-R_Shunt_Ohmite_LVK12
-4 contact shunt resistor
-shunt resistor 4 contacts
-0
-4
-4
-Resistor_SMD
-R_Shunt_Ohmite_LVK20
-4 contacts shunt resistor, https://www.ohmite.com/assets/docs/res_lvk.pdf
-4 contacts resistor smd
-0
-4
-4
-Resistor_SMD
-R_Shunt_Ohmite_LVK24
-4 contacts shunt resistor,https://www.ohmite.com/assets/docs/res_lvk.pdf
-4 contacts resistor smd
-0
-4
-4
-Resistor_SMD
-R_Shunt_Ohmite_LVK25
-4 contacts shunt resistor,https://www.ohmite.com/assets/docs/res_lvk.pdf
-4 contacts resistor smd
-0
-4
-4
-Resistor_SMD
-R_Shunt_Vishay_WSK2512_6332Metric_T1.19mm
-Shunt Resistor SMD 2512 (6332 Metric), 2.6mm thick, Vishay WKS2512, Terminal length (T) 1.19mm, 5 to 200 milli Ohm (http://http://www.vishay.com/docs/30108/wsk.pdf)
-resistor shunt WSK2512
-0
-4
-4
-Resistor_SMD
-R_Shunt_Vishay_WSK2512_6332Metric_T2.21mm
-Shunt Resistor SMD 2512 (6332 Metric), 2.6mm thick, Vishay WKS2512, Terminal length (T) 2.21mm, 1 to 4.9 milli Ohm (http://http://www.vishay.com/docs/30108/wsk.pdf)
-resistor shunt WSK2512
-0
-4
-4
-Resistor_SMD
-R_Shunt_Vishay_WSK2512_6332Metric_T2.66mm
-Shunt Resistor SMD 2512 (6332 Metric), 2.6mm thick, Vishay WKS2512, Terminal length (T) 2.66mm, 0.5 to 0.99 milli Ohm (http://http://www.vishay.com/docs/30108/wsk.pdf)
-resistor shunt WSK2512
-0
-4
-4
-Resistor_SMD
-R_Shunt_Vishay_WSKW0612
-https://www.vishay.com/docs/30332/wskw0612.pdf
-4-Terminal SMD Shunt
-0
-4
-4
-Resistor_SMD
-R_Shunt_Vishay_WSR2_WSR3
-Power Metal Strip Resistors 0.005 to 0.2, https://www.vishay.com/docs/30101/wsr.pdf
-SMD Shunt Resistor
-0
-2
-2
-Resistor_SMD
-R_Shunt_Vishay_WSR2_WSR3_KelvinConnection
-Power Metal Strip Resistors 0.005 to 0.2, https://www.vishay.com/docs/30101/wsr.pdf
-SMD Shunt Resistor
-0
-4
-2
diff --git a/layout_radial.py b/layout_radial.py
index 7bd9e8e..e0c9f6a 100644
--- a/layout_radial.py
+++ b/layout_radial.py
@@ -2,6 +2,7 @@
 
 import re
 import math
+from dataclasses import replace
 
 import gerbonara.cad.kicad.pcb as pcb
 import gerbonara.cad.primitives as cad_pr
@@ -10,6 +11,7 @@ import gerbonara.cad.primitives as cad_pr
 r = 85
 cx, cy = 150, 100
 
+prev_next_cycle = lambda l: zip(l[-1:] + l[:-1], l, l[1:] + l[:1])
 
 si_prefixes = {'k': 1e3, 'M': 1e6, 'G': 1e9, 'm': 1e-3, 'u': 1e-6, 'µ': 1e-6, 'n': 1e-9, 'p': 1e-12, '.': 1, 'r': 1}
 def parse_si(s, unit=''):
@@ -28,14 +30,22 @@ b.unfill_zones()
 
 matches = list(b.find_footprints(name='Package_TO_SOT_SMD:SOT-23', sheetfile='resistor_bank.kicad_sch'))
 
-for i, fp in enumerate(sorted(matches, key=lambda fp: fp.parsed_reference[1])):
+components = [(transistor, *transistor.pads_by_number[3].find_connected(name='Resistor_SMD.*')) for transistor in
+              sorted(matches, key=lambda fp: fp.parsed_reference[1])]
+
+components = [(q, r1, r2) if parse_si(r1.value) < parse_si(r2.value) else (q, r2, r1) for q, r1, r2 in components]
+
+num_lgs = 8
+lg_pitch = 1
+    
+for i, (fp, res1, res2) in enumerate(components):
     alpha = 2*math.pi * i/len(matches)
     fp.at.x, fp.at.y = cx+r, cy
     fp.set_rotation(0)
-
-    res1, res2 = fp.pads_by_number[3].find_connected(name='Resistor_SMD.*')
-    if parse_si(res1.value) > parse_si(res2.value):
-        res1, res2 = res2, res1
+    for text in fp.texts:
+        text.at.rotation = 0
+    for prop in fp.properties:
+        prop.at.rotation = 0
 
     res1.at.x, res1.at.y = cx+r+5, cy+2
     res1.face('right', net='*/V+')
@@ -43,16 +53,60 @@ for i, fp in enumerate(sorted(matches, key=lambda fp: fp.parsed_reference[1])):
     res2.at.x, res2.at.y = cx+r+5, cy-2
     res2.face('right', net='*/V+')
 
-    for tr in [
-        cad_pr.Trace(0.5, fp.pad(3), res1.pad(2), orientation=['cw']),
-        cad_pr.Trace(0.5, fp.pad(3), res2.pad(2))
+    gnd_via = pcb.Via(at=pcb.XYCoord(fp.pad(2)).with_offset(y=1.5),
+                  size=1.2,
+                  drill=0.6,
+                  net=fp.pad(2).net.number
+                  )
+    b.add(gnd_via)
+
+    lg = int(re.search(r'[0-9]*$', fp.pad(1).net.name).group(0))
+    lg_via = pcb.Via(at=pcb.XYCoord(fp.pad(1)).with_offset(x=-2-lg_pitch*lg),
+                  size=0.8,
+                  drill=0.4,
+                  net=fp.pad(1).net.number
+                  )
+    b.add(lg_via)
+
+    for tr, net_name in [
+        (cad_pr.Trace(0.5, fp.pad(3), res1.pad(2), orientation=['ccw']), fp.pad(3).net.name),
+        (cad_pr.Trace(0.5, fp.pad(3), res2.pad(2), orientation=['cw']), fp.pad(3).net.name),
+        (cad_pr.Trace(0.5, res1.pad(1), res2.pad(1)), res1.pad(1).net.name),
+        (cad_pr.Trace(0.5, fp.pad(2), gnd_via), fp.pad(2).net.name),
+        (cad_pr.Trace(0.5, fp.pad(1), lg_via), fp.pad(1).net.name),
         ]:
-        for obj in b.map_gn_cad(tr):
+        for obj in b.map_gn_cad(tr, net_name=net_name):
             obj.rotate(alpha, cx, cy)
             b.add(obj)
 
+    for i in range(num_lgs):
+        p1 = pcb.XYCoord(fp.pad(1)).with_offset(x=-2-lg_pitch*i)
+        arc = pcb.TrackArc(
+                start=p1,
+                end=p1.with_rotation(2*math.pi / len(matches), cx, cy),
+                center=(cx, cy),
+                layer='B.Cu',
+                width=0.5,
+                net=b.net_id(f'LG{i}'),
+                )
+        arc.rotate(alpha, cx, cy)
+        b.add(arc)
+
+    gnd_via.rotate(alpha, cx, cy)
+    lg_via.rotate(alpha, cx, cy)
     fp.rotate(alpha, cx, cy)
     res1.rotate(alpha, cx, cy)
     res2.rotate(alpha, cx, cy)
 
+for i, ((prev_q, prev_r1, prev_r2), (fp, res1, res2), (next_q, next_r1, next_r2)) in enumerate(prev_next_cycle(components)):
+    if res1.pad(1).net == next_r2.pad(1).net:
+        arc = pcb.TrackArc(
+                end=res1.pad(1),
+                center=(cx, cy),
+                start=next_r2.pad(1),
+                width=0.5,
+                net=res2.pad(1).net.number,
+                )
+        b.add(arc)
+
 b.write('self-balancing-test-a.testout.kicad_pcb')